I hope it helps you ❤️❤️❤️❤️❤️❤️
GIVING BRAINIEST!! ANSWER ASAP PLS
When an object is dropped from a point above the ground the amount of time it takes to hit the ground is given by the equation \(t=\sqrt{\frac{2d}{9.8} }\) where d is the distance above the ground, in meters, and t is given in seconds.
If you need something to fall for exactly 1.5 seconds, how high should it be when it is dropped? Round your answer to the nearest tenth (one decimal place)
Answer:
15m/s
Step-by-step explanation:
Help ASAP what is the rate of change
Answer:
Rate of Change = 7
Step-by-step explanation:
The rate of change given is simply asking you to find the slope of the given values.
Interpreting your x=0 you have the value of 32 as you Y-intercept.
Now that you see when x=1 you have the value of 39.
When subtracted from one another you get:
39 - 32 = 7
This would mean the value of X is 7 -> This is the rate of change!
If you want more proof that it is 7, here it is!
Plug in x=7 for 3x you get 14 + 39 = 53
Plug in x=7 for 6x you get 21 + 53 = 74
emma advertises a reward for the return of her lost dog. frank, who does not know of the reward, finds and returns the dog. frank cannot recover the reward because he
Frank cannot recover the reward because he was unaware of the reward being offered by Emma.
In order to claim the reward, one typically needs to have knowledge of the reward prior to finding and returning the lost item or fulfilling the specified condition. Since Frank was unaware of the reward, he would not have had the opportunity to intentionally seek the dog with the expectation of receiving the reward. As a result, Emma is not obligated to provide the reward to Frank in this situation.
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Tonla is saving $15.00 each week to buy a bicycle. The bicycle costs $129.99. Which inequality can be used to determine the number of
weeks, w, in which Tonia must save money so that she has more than enough money to buy the bicycle?
15.00w < 129.99
15.00w > 129.99
w + 15.00 < 129.99
W + 15.00 > 129.99
Answer:
15.00w < 129.99
hope it helps
A rectangle park has been constructed in downtown lilburn the designer wants to put a gravel walkway that cuts diagonally through the park the width is 8ft and height is 6ft long what is the length of the walkway?
Answer:
10
Step-by-step explanation:
(a) Determine a cubic polynomial with integer coefficients which has $\sqrt[3]{2} + \sqrt[3]{4}$ as a root.
(b) Prove that $\sqrt[3]{2} + \sqrt[3]{4}$ is irrational.
Answer:
(a) \(x\³ - 6x - 6\)
(b) Proved
Step-by-step explanation:
Given
\(r = $\sqrt[3]{2} + \sqrt[3]{4}$\) --- the root
Solving (a): The polynomial
A cubic function is represented as:
\(f = (a + b)^3\)
Expand
\(f = a^3 + 3a^2b + 3ab^2 + b^3\)
Rewrite as:
\(f = a^3 + 3ab(a + b) + b^3\)
The root is represented as:
\(r=a+b\)
By comparison:
\(a = $\sqrt[3]{2}\)
\(b = \sqrt[3]{4}$\)
So, we have:
\(f = ($\sqrt[3]{2})^3 + 3*$\sqrt[3]{2}*\sqrt[3]{4}$*($\sqrt[3]{2} + \sqrt[3]{4}$) + (\sqrt[3]{4}$)^3\)
Expand
\(f = 2 + 3*$\sqrt[3]{2*4}*($\sqrt[3]{2} + \sqrt[3]{4}$) + 4\)
\(f = 2 + 3*$\sqrt[3]{8}*($\sqrt[3]{2} + \sqrt[3]{4}$) + 4\)
\(f = 2 + 3*2*($\sqrt[3]{2} + \sqrt[3]{4}$) + 4\)
\(f = 2 + 6($\sqrt[3]{2} + \sqrt[3]{4}$) + 4\)
Evaluate like terms
\(f = 6 + 6($\sqrt[3]{2} + \sqrt[3]{4}$)\)
Recall that: \(r = $\sqrt[3]{2} + \sqrt[3]{4}$\)
So, we have:
\(f = 6 + 6r\)
Equate to 0
\(f - 6 - 6r = 0\)
Rewrite as:
\(f - 6r - 6 = 0\)
Express as a cubic function
\(x^3 - 6x - 6 = 0\)
Hence, the cubic polynomial is:
\(f(x) = x^3 - 6x - 6\)
Solving (b): Prove that r is irrational
The constant term of \(x^3 - 6x - 6 = 0\) is -6
The divisors of -6 are: -6,-3,-2,-1,1,2,3,6
Calculate f(x) for each of the above values to calculate the remainder when f(x) is divided by any of the above values
\(f(-6) = (-6)^3 - 6*-6 - 6 = -186\)
\(f(-3) = (-3)^3 - 6*-3 - 6 = -15\)
\(f(-2) = (-2)^3 - 6*-2 - 6 = -2\)
\(f(-1) = (-1)^3 - 6*-1 - 6 = -1\)
\(f(1) = (1)^3 - 6*1 - 6 = -11\)
\(f(2) = (2)^3 - 6*2 - 6 = -10\)
\(f(3) = (3)^3 - 6*3 - 6 = 3\)
\(f(6) = (6)^3 - 6*6 - 6 = 174\)
For r to be rational;
The divisors of -6 must divide f(x) without remainder
i.e. Any of the above values must equal 0
Since none equals 0, then r is irrational
Suppose that ƒ and g are continuous functions such that ƒ(7) = 9 and lim[ƒ(x) +7g(x)] = 16. Find x→7 (a) g(7): (b) lim g(x): x→7
Based on the given information, we can conclude that g(7) equals 1. However, the limit of g(x) as x approaches 7 does not exist. These conclusions are obtained by applying properties of limits and continuity to the equation provided.
To find the values requested, we can use the given information and apply the properties of limits and continuity.
(a) To find g(7), we can rewrite the given limit as x approaches 7:
lim[(f(x) + 7g(x))] = 16
lim[f(x)] + 7lim[g(x)] = 16
Since f(x) is continuous, we can evaluate its limit at x = 7:
lim[f(x)] = f(7) = 9
Substituting this information back into the equation:
9 + 7lim[g(x)] = 16
7lim[g(x)] = 16 - 9
7lim[g(x)] = 7
lim[g(x)] = 1
Therefore, g(7) = lim[g(x)] = 1.
(b) To find the limit of g(x) as x approaches 7, we can again use the given equation: lim[(f(x) + 7g(x))] = 16
As x approaches 7, we know that lim[f(x)] = f(7) = 9, and we found in part (a) that lim[g(x)] = 1. Substituting these values into the equation:
9 + 7(1) = 16
9 + 7 = 16
This equation is not true, indicating that there is an inconsistency. Therefore, the limit of g(x) as x approaches 7 does not exist.
In summary: (a) g(7) = 1
(b) The limit of g(x) as x approaches 7 does not exist.
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Pls help me this is due in 10 mins
PLEASE HEEEELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
You invest an amount in an account that has a annual interest rate of 5%. If the interest is compounded quarterly for four years, find the equivalent interest rate. How many times will the money be compounded? (To find the quarterly, divide by 4)
8% and 4 times
1.25% and 1 time
8% and 16 times
1.25% and 16 times
Answer:
Below
Step-by-step explanation:
Equivalent interest rate in decimal form will be ( 1+i)^n - 1
where i = periodic interest in decimal = .05/4 n = periods = 4 per year
(1+ .05/4)^4 -1 = 5.09 % equivalent interest per year
.05 / 4 = .0125 or 1.25% 16 times ( 4 times per year x 4 years)
If x and y vary directly and x=25 when y=100 find x when y=24.
PLEASE HELP FASTTTTTTT
Answer:
x = 6
Step-by-step explanation:
Given that x and y vary directly then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition x = 25 when y = 100 , then
100 = 25k ( divide both sides by 25 )
4 = k
y = 4x ← equation of variation
When y = 24 , then
24 = 4x ( divide both sides by 4 )
6 = x
what is -11 + -11 +-11
Answer:
-33
Step-by-step explanation:
-11 + -11 + -11 = -33
-11 x 3 = -33
Hope this helps you :)
Hey there!
ANSWER: \(-33\)EXPLANATION:\(-11+-11+-11\)
If you want to solve, multiply -11 by 3 because it is being multiplied 3 times.
\(-11*3=-33\\-33(ANSWER)\)
Hope this helps!
\(\text {-TestedHyperr}\)
Help me with this I have a test in 10 MINS
The question is on the first screenshot the answer choices are on the rest
Brainliest
The reflection of the triangle is graph (d) because it change the orientation of the triangle
How to determine the reflection of the triangle?The given parameter is the graph of the triangle
On the graph, we can see that the triangle completely seats in the first quadrant
A reflection of the triangle would change the orientation of the triangle and it would move the triangle away from the first quadrant
Using the above as a guide, the image that shows the above highlight is the graph (d)
Hence, the reflection of the triangle is graph (d)
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A coach shows the following ratio table to a team. The table shows the average amount of calories burned for a certain number of minutes of running.
Practice
Minutes of running
Calories burned
4
20
8
40
?
100
Based on the table, how many minutes does a person need to run to burn 100 calories?
12
20
28
68
Based on the table, the minutes a person has to run to burn 100 calories is 20 minutes
How many minutes does a person have to run?Ratio shows the equivalent relationship that exists between two or more numbers. A ratio table can be described as table that shows equivalent relationship between two numbers.
The first step is to determine the ratio between the minutes run and the calories burned. To do this, divide any of the minutes run on the table by the corresponding calories burned.
Ratio = minutes run / calories burned
8 / 40 = 1/5
Now, multiply this ratio by 100
1/5 x 100 = 20 minutes
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A figure is composed of four squares of the same size and four triangles of the same size. Each square has a side length of 5.9 cm, as shown 5.9 cm 5.9 cm Which of these is closest to the area, in square centimeters, of the figure? a. 71 b. 94 С. 209 d. 278
Answer:
c
Step-by-step explanation:
Carmen has bought 30 pounds of dog food. She feeds her dog 2/3 pounds for each meal. For how many meals will the food last?
Answer:
24/34=12/17=.7058..................
Step-by-step explanation:
what do you notice about the ratio of the leading coefficients and the equation of the horizontal asymptote?
The ratio of the leading coefficients and the equation of the horizontal asymptote is degree of numerator and denominator is equal.
The term coefficients in math is defined as the coefficient of the term of highest degree in a polynomial.
Here we have given that the ratio of the leading coefficients and the equation of the horizontal asymptote.
The term horizontal asymptote is known as a horizontal line y = b where the graph approaches the line as the inputs approach ∞ or –∞.
As we all know that if the degree of the numerator is equal to the degree of the denominator, then the horizontal asymptote is equal to the ratio of the leading coefficients.
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Camille measured the town library and made a scale drawing. She used the scale 5 millimeters: 4 meters. The parking lot is 30 millimeters wide in the drawing. How wide is the actual parking lot?
Answer:
24 meters
Step-by-step explanation:
Just did it on IXL
HELP ILL GIVE BRAINLIEST IF RIGHT!!!!
Answer:
Y is 5 and X Is 5 Very easy . . . so it's just 5
The seventh-grade band is going to sell baked goods at the craft show. The cost to rent a booth at the craft show is $60. The band plans to charge $1.50 per baked good.
How many baked goods must they sell in order to profit at least $200?
A. 93 baked goods
B. 94 baked goods
C. 173 baked goods
D. 174 baked goods
Convert the unit of capacity. 1/8 pt = __ qt
Answer:
1/16
Step-by-step explanation:
graph 4x^2+24x+y^2-10y-3
Answer: I believe you can find the answer! Therefore, I will include how to solve it and not the answer.
Step-by-step explanation:
First step: Make prediction
Should have a smooth curveShould be going up as y approaches infinity.Second step: solve
Find zeros which are the x interceptsFind end behavior, use this info to graph
5
What is the equation, in point-slope form, of the line that
is parallel to the given line and passes through the point
(-3, 1)?
4
3
2
(-3, 1)
42.27
1
5 4 3 2 1
2 3 4 5 x
y-1=-{(x+3)
y-1=-{(x + 3)
y-1= {(x + 3)
y-1= {(x + 3)
(-2, 4)
Answer: \(y-1=\dfrac32(x+3)\)
Step-by-step explanation:
Slope of a line passes through (a,b) and (c,d) = \(\dfrac{d-b}{c-a}\)
In graph(below) given line is passing through (-2,-4) and (2,2) .
Slope of the given line passing through (-2,-4) and (2,2) =\(\dfrac{-4-2}{-2-2}=\dfrac{-6}{-4}=\dfrac{3}{2}\)
Since parallel lines have equal slope . That means slope of the required line would be .
Equation of a line passing through (a,b) and has slope m is given by :_
(y-b)=m(x-a)
Then, Equation of a line passing through(-3, 1) and has slope = is given by
\((y-1)=\dfrac32(x-(-3))\\\\\Rightarrow\ y-1=\dfrac32(x+3)\)
Required equation: \(y-1=\dfrac32(x+3)\)
Oe has 5 1/4 hectoliters of water. he drinks 2 dekaliters. how many centiliters are left over?
Oe starts with 5 1/4 hectoliters of water and drinks 2 dekaliters. To find out how many centiliters are left over, we need to convert the units and subtract the amount Oe drank from the initial amount of water.
To solve the problem, we first convert the units to a common measurement. We know that 1 hectoliter is equal to 100 dekaliters and 1 dekaliter is equal to 10 centiliters.
Therefore, 5 1/4 hectoliters can be converted to (5 * 100) + (1/4 * 100) dekaliters, which equals 525 dekaliters.
Next, we subtract the 2 dekaliters Oe drank from the initial amount of water: 525 dekaliters - 2 dekaliters = 523 dekaliters.
To find the amount in centiliters, we multiply by 10: 523 dekaliters * 10 = 5,230 centiliters.
Therefore, there are 5,230 centiliters of water left over after Oe drinks 2 dekaliters.
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The ___
is the variable that determines the value of the output in a function
Here, we are required to identify what is the variable that determines the value of the output in a function.
The Independent variable is the variable that determines the value of the output in a function.Most mathematical functions take the form;
y(x) = polynomial in terms of x.
such as; y = 5x + 6
In the scenario above; the connotation f(x) can simply be written in words as;
y being a function of x.Consequently, the value of x is the determinant of the corresponding value of y.
This means that y(output) is dependent on x(input) and as such;
This concept is evident in Regression Analysis.
The variable y can be termed the Dependent variable and the variable x can be termed the Independent variable.
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Find the surface area of the figure below 6m 8m 8m
Answer:
160
Step-by-step explanation:
find the length of the arc in terms of pi!!
The length of the arc \(\widehat{AB}\) in terms of pi, obtained from the equation for the circumference of a circle is; \(\widehat{AB}\) = [1/3]·π
What is an arc of a circle?An arc of a circle is a part of the circumference of the circle. The length of an arc of a circle is; (θ/360) × 2·π, where, θ is the angle at the center formed at the circle by the radius from the limits of the arc.
The radius of the circle = 3 units
The measure of the arc of the circle, m\(\widehat{AB}\) = 120°
Therefore; The length of the arc = (120/360) × 2·π = π/3
The length of the arc, m\(\widehat{AB}\) = 120°, is; \(\widehat{AB}\) = (1/3) × π
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The thin‑layer chromatography (TLC) plate shown was developed with 20% ethyl acetate in hexanes. (4)
Suppose the plate had instead been developed with 5% ethyl acetate in hexanes. Determine whether each plate is a possible result of the adjusted development process
The solvent characteristics of the formed plate would probably change from those of the unaltered plate development process if it had been developed with 5% ethyl acetate in hexanes.
Hexanes are nonpolar while ethyl acetate is polar, therefore mixing the two together would probably produce a more polar solvent solution.This might alter the chemicals' solubility and movement on the plate, possibly resulting in various separation patterns and band intensities.Additionally, it's feasible that the 5% ethyl acetate in hexane solution will improve the separation of the chemicals on the plate since the solvents' polar and nonpolar characteristics.
May combine to do so.However, it would rely on the different kinds of compounds on the plate and each one's unique solubility characteristics.
Conclusion: The 5% ethyl acetate in hexanes produced plate may have varied solvent characteristics, which may result in different separation patterns and band intensities, but it is impossible to know for sure without additional testing and analysis of the precise substances on the plate.
Complete question:
The thin‑layer chromatography (TLC) plate shown was developed with 20% ethyl acetate in hexanes. (4) Suppose the plate had instead been developed with 5% ethyl acetate in hexanes. Determine whether each plate is a possible result of the adjusted development process and its conclusion.
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which graph represents the peicewise function ?
Graph option B is the correct answer.
What is graphical representation?Graphical representation refers to the use of charts and graphs to visually display, analyse, clarify, and interpret numerical data, functions, and other qualitative structures.
Given are function,
y = x+1 ≤0 and y = 3x
The best demonstration of these functions can be seen in graph 2.
Hence, Graph option B is the correct answer.
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Please help need by tomorrow it would be very very very appreciated
The linear inequality for the graph in this problem is given as follows:
y ≥ 2x/3 + 1.
How to define a linear function?The slope-intercept equation for a linear function is presented as follows:
y = mx + b
In which:
m is the slope.b is the intercept.The graph crosses the y-axis at y = 1, hence the intercept b is given as follows:
b = 1.
When x increases by 3, y increases by 2, hence the slope m is given as follows:
m = 2/3.
Then the linear function is given as follows:
y = 2x/3 + 1.
Numbers above the solid line are graphed, hence the inequality is given as follows:
y ≥ 2x/3 + 1.
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(a) must it be true that log f(n) = ⇥(log g(n))? prove or disprove.
No, it is not required to be accurate. The growth rates of the two functions can vary.
It's not necessary for log f(n) to equal log g(n). Depending on the equation's constants and the inputs to the two functions, the growth rates of the two functions may differ. For instance, log f(n) = 2 log n and log
g(n) = 3 log n,
which are not equal, if
f(n) = n2 and g(n) = n3.
In this instance, log f(n) is equal to (log n) and log g(n) to (log n3), indicating that the two functions grow at various rates. Likely not equal are log f(n) and log g(n) if
f(n) = n and g(n) = n2,
respectively. Log f(n) is defined as (log n) and log Therefore, the statement "log f(n) = (log g(n)" is not necessarily true.
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