Answer:
Distributed: 8h - 12 + 15hSimplified: 23h - 12Step-by-step explanation:
Apply the distributed property: 8h - 12 + 15hCombine like terms: 23h - 12I hope this helps!
On a postsynaptic membrane, the opening of which ion channel(s) induces an IPSP? Why? VRest -70 mV, threshold = -55 mV, Ec= -63 mV, Ex = -90 mV, and ENa = 60 mV. a) K+; It hyperpolarizes the neuron. O
On a postsynaptic membrane, the opening of K+ ion channel induces an IPSP (Inhibitory Postsynaptic Potential).
The potential changes in a neuron after the receptor and ion channel activation is called synaptic potential. This potential can be either an Excitatory Postsynaptic Potential (EPSP) or an Inhibitory Postsynaptic Potential (IPSP).EPSP is a depolarizing potential that results from the opening of the Na+ ion channel. It causes a change in the potential of the neuron towards threshold level that may trigger an action potential.Ion channels and pumps in a postsynaptic neuron regulate the internal potential of the cell. In a typical postsynaptic cell, the resting potential (Vrest) is -70 mV, the threshold value is -55 mV, the reversal potential for Cl- ion (Ec) is -63 mV, the reversal potential for K+ ion (Ex) is -90 mV, and the reversal potential for Na+ ion (ENa) is 60 mV.The opening of Cl- ion channel leads to an inward flow of negative ions and thus results in hyperpolarization. The opening of K+ ion channel leads to an outward flow of K+ ions, and the membrane potential becomes more negative. Thus, it also results in hyperpolarization. The opening of a Na+ ion channel leads to inward flow of Na+ ions, which makes the cell more positive, and it is depolarization. Therefore, the opening of K+ ion channel leads to an IPSP, and it hyperpolarizes the neuron.
The postsynaptic potential can be either an Excitatory Postsynaptic Potential (EPSP) or an Inhibitory Postsynaptic Potential (IPSP). The opening of the K+ ion channel leads to an outward flow of K+ ions, which makes the cell more negative and hyperpolarizes it, leading to IPSP.
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Regina buys eggs at the local supermarket. They are sold in different quantities and at different prices. The quantities and prices are shown.
Brand A: 6 eggs $1.77
Brand B: 12 eggs $3.75
Brand : 18 eggs $5.24
Brand D: 24 eggs $7.10
Assuming all the eggs are of similar quality, which decision should Regina make if she wants to get the best price per egg?
Help
Answer:
Brand C
Step-by-step explanation:
Brand A: 1.77/6=$0.30
Brand B: 3.75/12=$0.31
Brand C: 5.24/18=$0.29
Brand D: 7.10/24=$0.30
Based on the price per egg of each brand (calculated above), the best price per egg would be brand C.
Describe the shape of the distribution.
A. It is symmetric.
B. It is uniform.
C. It is bimodal.
D. It is skewed.
what is the probability that a subject, with a true cholesterol level of 196, takes the test twice (assume independent) and both tests classify the subject incorrectly?
The probability that a subject, with a true cholesterol level of 196, takes the test twice and both tests classify the subject incorrectly depends on several factors.
The factors that matter, such as the accuracy of the test, the threshold for normal cholesterol levels, the population being tested, and the distribution of cholesterol levels in that population. Without more information, it is not difficult to determine the exact probability.
However, it is generally unlikely for a test to classify a subject's cholesterol level incorrectly twice in a row, especially if the test has a high level of accuracy. Cholesterol levels in a population tend to follow a normal distribution, making it unlikely for a single subject to have significantly different readings on two separate tests.
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Enter the correct answer in the box. Write your answer in the form y - mx + b, using the appropriate inequality symbol in place of
the equal sign.
What inequality is shown in the graph?
Hello and Welcome to Brainly!
Let's take this problem step-by-step:
The problem wants the final answer to be in the form ⇒ y = mx + b
m ⇒ value of the slopeb ⇒ y-interceptLet's find both of these values first
\(slope = \frac{y_2-y_1}{x_2-x_1}\)(x₁,y₁), (x₂,y₂) are any two points on the line
⇒ let's use (-4,0) and (0,-4)
\(Slope = \frac{-4-0}{0--4} =\frac{-4}{4} =-1\)
the y-intercept is any coordinate whose x-coordinate equals '0'⇒, therefore, the y-intercept is -4
Our equation as of now: y __ -x - 4
Now let's use some points to test:
⇒ what way inequality should face:
test with (0,0) (within the shaded region)\(0 _._._. -(0) - 4\\0 _._._. -4\\0 \geq -4\)
Therefore our equation is \(y\geq -x-4\)
* we use '≤' since the line is solid
⇒ if the line were dotted, we would use '>'
Answer: y ≥ -x - 4
Hope that helps!
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Answer:
y ≥ -x − 4.
Step-by-step explanation:
the tennessean, an online newspaper located in nashville, tennessee, conducts a daily poll to obtain reader opinions on a variety of current issues. in a recent poll, 762 readers responded to the following question:
The Tennesseean, an online newspaper located in Nashville, Tennessee, conducts a daily poll to obtain reader opinions on current issues. In a recent poll, 762 readers responded to a question. To answer this question, we need more information about the question itself. However, I can provide a general format for an answer that includes the terms you mentioned.
The Tennesseean, an online newspaper, uses daily polls to gather opinions from readers. These polls allow the newspaper to gauge public sentiment on a variety of current issues. The recent poll in question received 762 responses, indicating a level of engagement from the readership.
The Tennesseean, an online newspaper located in Nashville, Tennessee, values reader input and conducts daily polls to gather opinions on a wide range of current issues. In a recent poll, a total of 762 readers responded to the question at hand. This high number of responses indicates that the readership is actively participating in the poll and shows a strong interest in expressing their opinions.
The Tennesseean's decision to conduct daily polls is a strategic approach to engage its audience and involve them in the newspaper's content creation process. By seeking reader opinions, the newspaper ensures that its reporting and coverage align with the interests and preferences of its audience. The high response rate of 762 readers suggests that the poll question was relevant and engaging to the readership.
The Tennesseean's use of daily polls to obtain reader opinions is a commendable effort to involve its audience in the news-making process. The substantial number of responses received in a recent poll, with 762 readers participating, demonstrates a strong level of engagement from the newspaper's readership. This feedback helps the newspaper to better understand the interests and perspectives of its audience, allowing it to deliver more relevant and informative content.
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find the missing side?
Using Phythagoras Theorem:-
\( \sf \hookrightarrow \: {(AC)}^{2} = {(AB)}^{2} +{(BC)}^{2} \)
\( \sf \hookrightarrow \: {(x)}^{2} = {(11)}^{2} +{(15)}^{2} \)
\( \sf \hookrightarrow \: {(x)}^{2} = 121 +{(15)}^{2} \)
\( \sf \hookrightarrow \: {(x)}^{2} = 121 +225\)
\( \sf \hookrightarrow \: {(x)}^{2} = 346 \)
\( \sf \hookrightarrow \: x= \sqrt{346}\)
\( \sf \hookrightarrow \: x= 18.6 \)
Help urgently pleaseee I need it now
Answer:
4:
\(3x + 6y = 12 \\ 6y = - 3x + 12 \\ y = - 0.5y + 2 \\ m = - 0.5 \\ b = 2\)
5 :
NR:
N=(-2,3)
-2×-0.5+2=1+2=3✓
R=(2,1)
2×-0.5+2=1✓
The graph of the function f ( x ) is shown
The true statements for the given function f(x) are:
The value of g(1) is 3 and the y- intercept of g(x) is at the point (0, 1) .
How to calculate the values of the function?The function g(x) = f( x - 3 )
g (1) = f (1 -3 )
= f (-2 )
= 3
g (-1) = f (-1 -3)
= f (-4)
= - 1
Substituting , x = 0 to find the y intercept of g(x)
g ( 0 ) = f ( 0 - 3)
=f (-3)
=1
The y intercept of g(x) is at the point (0, 1)
Thus, options 1 and 4 are the true statements for the given function.
What are functions?Function is a mathematical phrase, rule, or law that establishes the relationship between an independent variable and a dependent variable.In science, engineering, and the majority of the mathematical disciplines, functions are often utilized.Functions are reportedly the central objects of inquiry in the majority of mathematical disciplines. Although some authors establish a distinction between maps and functions, functions are also referred to as maps or mappings.To learn more about functions, refer:
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Please help giving up 20 points for answers
Answer:
Question 2: 6x-21
Question 1: -9x+3
Step-by-step explanation:
Please help! The answer D in the image below is incorrect!
which is bigger 3/11 or 3/12
Answer:
3/11
Step-by-step explanation:pls mark me brainliest
If measure JKL=(8x-6) and arc measure JML= (25x-13) find arc measure JML
The measure of arc JML is -46/17.
To find the measure of arc JML, we need to equate it to the measure of angle JKL.
Given:
Measure of JKL = 8x - 6
Measure of JML = 25x - 13
Since angle JKL and arc JML correspond to each other, they have the same measure.
Therefore, we can set up the equation:
8x - 6 = 25x - 13
Next, we solve for x:
8x - 25x = -13 + 6
-17x = -7
x = -7 / -17
x = 7/17
Now, substitute the value of x back into the equation for the measure of JML:
Measure of JML = 25x - 13
Measure of JML = 25 × (7/17) - 13
Measure of JML = (175/17) - (221/17)
Measure of JML = -46/17
Therefore, the measure of arc JML is -46/17.
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what is the 11th term for 31, 24, 17, 10
Answer:
-39
Step-by-step explanation:
31, 24, 17, 10, 3, -4,-11, -18, -25, -32, -39
Change each number to scientific notation or to standard form. 8.0 ×10⁻⁴
The number 8.0 × 10⁻⁴ in standard form is 0.0008.
To change the number 8.0 × 10⁻⁴ to standard form, we move the decimal point four places to the left because the exponent is -4. This gives us the number 0.0008, which is equivalent to 8.0 × 10⁻⁴. In standard form, the number is expressed without scientific notation, where each digit is represented by its respective place value. The original number, 8.0 × 10⁻⁴, is a small number, and writing it in standard form as 0.0008 helps visualize its relative size. Standard form is a common way to express numbers in a more familiar and readable format.
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Which one??? I need help
Answer:
C
Step-by-step explanation:
Answer:
Hi^^^its Anime
What is the range of this relashinship for
(17, 1)
(12, -19)
(7, 4)
(17, 11)
Would be (-17, 7, 12, 17) known as b).
Step-by-step explanation:
What is the difference between the highest and lowest number?
3.2, 3.03, .976, 2.9, 1.5
A. 1.53
B. 0.3
C. 2.224
D. 2.054
∆ABC and ∆PQR are congruent under the correspondence: ABC ↔ RQP
then the part of ∆ ABC that correspond to:
Answer:
Please check the explanation.
Step-by-step explanation:
Given
ABC ↔ RQP
so
ΔABC ≅ ΔABC
It means the triangles are congruent.
Please check the attached diagram.
In the diagram,
A ↔ RB ↔ QC ↔ PParts of ΔABC that correspond to
(i) PQ
\(PQ\) corresponds to \(CB\)
(ii) ∠Q
∠Q corresponds to ∠B
(iii) RP
\(RP\) corresponds to \(AC\)
Alpha JKL has vertices J(-3,7), K(2,8), and L(-3, 12). Find the perimeter of AJKL to the nearest tenth.
Answer:
Alpha JKL has vertices J(-3,7), K(2,8), and L(-3, 12). Find ...brainly.com › Mathematics › High School
20 hours ago — Alpha JKL has vertices J(-3,7), K(2,8), and L(-3, 12). Find the perimeter of AJKL to the nearest tenth. - 18900060.
Step-by-step explanation:
Six-sigma process is a process that has the specification limits at least six standard deviations away rom either side of the mean of the process. True or false
The Six Sigma process is a quality management approach that aims to reduce the number of defects in a process by identifying and eliminating the causes of variation. True.
It is a data-driven approach that seeks to improve the quality of products or services by reducing variability and increasing process efficiency.
One of the defining characteristics of the Six Sigma process is that it requires the specification limits to be set at least six standard deviations away from the mean of the process.
This means that the process is designed to produce products or services that are within the specifications with a high degree of certainty, as the chances of the output falling outside of the specification limits are very low.
The Six Sigma approach involves several steps, including defining the problem, measuring the process, analyzing the data, improving the process, and controlling the process.
It is a rigorous approach that requires the involvement of all levels of the organization and relies on statistical tools and techniques to identify and eliminate the causes of variation in the process.
The Six Sigma process has been widely adopted by many organizations in various industries, including manufacturing, healthcare, finance, and services, to improve their processes, reduce defects, and increase customer satisfaction.
It has proven to be an effective approach for improving the quality of products and services, reducing costs, and increasing profitability.
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Help as quick as possible!!!!
Answer:
A is the only correct answer
Step-by-step explanation:
i hope this helps, mark brainliest if so!
Answer:
A
Step-by-step explanation:
bigger negative numbers are actually lower
ex: -3 is less than -1. when your doing positive numbers, 3 is more than 1
suppose that an urn initially contains five balls, numbered 1 through 5. suppose that these balls will be sequentially drawn at random, without replacement
The value of probability P(A) and P(B) and P(C) is 2/5 and 9/10 and 1/6.
According to the statement
we have given that the an urn contains five balls labeled 1 through 5. And Three balls are removed from the urn one by one randomly.
And we have to find that the probability of the given conditions.
So, For this purpose, we know that the
On the first given condition
A. Since there is no information on the first draw, this probability simply equals:
P(A)=2/5
Alternatively, you could distinguish between drawing a 4 or 5 in the first turn or not. We can then calculate P(A) as:
P(A) = 2/5*1/4+3/5*2/4
P(A) = 8/20
P(A) = 2/5.
And on the second given condition:
B. The probability of drawing 1 or 2 or both is 1 minus the probability of drawing none:
P(B) = 1−3/5*2/4*1/3
P(B) = 1−1/10
P(B) = 9/10
And the third given condition is :
C. There are (5/3)=10 ways to choose the three numbers, and only one correct way to draw them.
We thus find:
P(C) = (5/3)/5*4*3
P(C) = 10/60
P(C) = 1/6
So, The value of probability P(A) and P(B) and P(C) is 2/5 and 9/10 and 1/6.
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Disclaimer: This question was incomplete. Please find the full content below.
Question:
An urn contains five balls labeled 1 through 5. Three balls are removed from the urn one by one randomly, and their numbers recorded in order. No balls are put back in the urn. Assume that all outcomes of the experiment are equally likely.
(i) Let A be the event that the second ball drawn is ball 4 or 5. Find P(A).
(ii) Let B be the event that the sample of three balls contains ball 1 or ball 2 or both. Find P(B).
(iii) Let C be the event that the three recorded numbers come in increasing order. Find P(C).
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If there is 1/4 ounces of yeast in every 2 and 1/4 teaspoons and you need 2 teaspoons how many ounces of yeast is needed
Answer:
It's probably 1/4
Step-by-step explanation:
if the variance of the population a is 10 and the variance of the population b is 15, does it mean that population a has less variability than population b?
Yes, the given statement is true if the variance of the population 'a' is smaller than the variance of population 'b' it represents that population 'b' is more variable than 'a'.
Population variance represents the measurement of spread of group data points.It shows the average squared deviation from the given mean.Whenever data points are very near to the mean then the variance has smaller value.And when data points are far away to the mean then it has larger value of variance.Here variance of population 'a' is 10 which is smaller than the variance of population 'b' .It represents population 'a' is less variable than population 'b'.Therefore, the given statement is true for the variance of population 'a' and 'b'.
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when i put y= log 2 (-8) into my calculator why does it = error???
Answer:
Its because theres no possible answer for what you typed in
Step-by-step explanation:
Answer:
It is weakened chii bro or champ
Step-by-step explanation:
How many ways can a student work 7 out of 10 questions on an exam?(A) 720(B) 10,000,000(C) 21(D) 120
Therefore, the number of ways a student can work 7 out of 10 questions on the exam is 120, which corresponds to option (D).
The number of ways a student can work 7 out of 10 questions on an exam can be calculated using the concept of combinations.
The formula for combinations is given by:
C(n, k) = n! / (k!(n - k)!)
Where n is the total number of items and k is the number of items chosen.
In this case, the student is choosing 7 questions out of a total of 10, so we have:
C(10, 7) = 10! / (7!(10 - 7)!) = 10! / (7!3!)
Simplifying:
10! = 10 * 9 * 8 * 7!
3! = 3 * 2 * 1
C(10, 7) = (10 * 9 * 8 * 7!) / (7! * 3 * 2 * 1)
The 7! terms cancel out:
C(10, 7) = (10 * 9 * 8) / (3 * 2 * 1)
C(10, 7) = 120
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text Jim Belushi Lanka Lanka
Answer:
26.a
27 c
28.a
Step-by-step explanation:
Find any domain restrictions on the given rational equation
х/x+4 + 12/x^2 +5x+4 = 8x/5x-15
Select all that apply.
O A. x= -1
B. x = 0
C. x= 3
D. x = -4
Answer:
x ≠ -4, -1, 3
Step-by-step explanation:
\(\frac{x}{x+4}+ \frac{12}{x^2} +5x+4 = \frac{8x}{5x-15}\)
\(12/(x^2+5x+4) = 8x/(5x-15)\)
\(\frac{12}{((x+1)(x+4))} = \frac{8x}{(5(x-3))}\)
\(\\ \tt\hookrightarrow \dfrac{x}{x+4}+\dfrac{12}{x^2+5x+4}=\dfrac{8x}{5x-15}\)
\(\\ \tt\hookrightarrow \dfrac{x}{x+4}+\dfrac{12}{(x+1)(x+4)}=\dfrac{8x}{5(x-3)}\)
For x=-4 First fraction becomes undefinedFor x=-1 second fraction becomes undefinedFor x=3 third fraction also becomes undefinedSo Domain=(-4,-1,3)
write this sentence as a conditional
"a regular hexagon has exactly 6 congruent sides."
We conclude that “it is a hexagon” being your hypothesis (p) and “it has exactly 6 congruent sides” being your conclusion (q).
What is a regular hexagon?A regular hexagon is defined as a closed shape consisting of six equal sides and six equal angles. The sum of the measure of angles of a regular hexagon is 120 degrees
The given conditional statement is; "If it has exactly four sides, then it is not a hexagon."
A logically equivalent statement to this one is a statement that is true when this is true, and that is false when this is false.
Remember that for a conditional statement;
if P, then Q.
The negation is equivalent:
If not Q, then not P.
In this case:
P = it has exactly four sides.
Q = it is not an hexagon.
The negation is something like;
"If it is a hexagon, then it does not have exactly four sides"
Thus, we conclude that “it is a hexagon” being your hypothesis (p) and “it has exactly 6 congruent sides” being your conclusion (q).
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2. a farmer has 2,000 feet of fencing to enclose a pasture area. the field will be in the shape of a rectangle and will be placed against a river where there is no fencing needed. what is the largest area field that can be created and what are its dimensions?
The correct answer is 500 yards. The largest area for the field will be when the cube is a forecourt. With 2000 yds. of fencing, each side would be 2000/4 = 500 yds.
Long, or 500 yds. If there were no swash also, the largest area would be given by a square configuration since adding the length and dwindling the range of a square by the same value, t will drop the area by a square with sides of length. Now add the swash on one side. The swash acts like a glass.
As we guard in a cube on one side of the swash, imagine an identical cube on the other side. The maximum area is given when the two blocks form a square, that's when we have a cube doubly as long as wide.
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The value of the largest area of the field will be 5000 sq. ft.
From the given data,
Total pasture area of fencing =2,000 feet
The shape of the field =rectangular
As the area of the rectangle = l*b
So, we can write it as;
2000=x+2y, (As the area of surrounded by a river from one side, so we need to only fence twice of width and only one length (Side) of the rectangle.
Now applying the formula of the area of the rectangle
we will get it as:
\($$\begin{aligned}& A(x)=x\left(\frac{2000-x}{2}\right)=\frac{1}{2}\left[2000 x-x^2\right] \\& A^{\prime}(x)=\frac{1}{2}[2000-2 x]=0 \\\end{aligned}$$\)
Solving the value,
We will get: x=100 ft y=50 ft
So, determining the value of the largest area,
We will get it as:
A_{max}=(100)(50)=5000 Sq. ft.
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