Answer:
Step-by-step explanation:
Since each fret marker is in the shape of a parallelogram, we would determine the area of each of the bottom fret markers by applying the formula for determining the area of a parallelogram. It us expressed as
Area = base × height
Each of the three bottom fret markers has a base that measures 52.5mm and a height of 6mm. Therefore, area of each the bottom fret markers is
52.5 × 6 = 315
Literal Equations
Solve for x:
x-b=a
Solve for k:
-3k=m
Solve for b:
2b-9=d
Solve for g:
aeg=10
Solve for y:
y/3=h
Solve for v:
3d=7v+5
Solve for h:
7a=10-2h
Solve for p:
5(4x+p)=w
Answer:
1. x=a+b
2.k=-1/3m
3.b=1/2d+9/2
4.???
5.y=3h
6.-5/7+3/7d
7.5-7/2a
8.1/5w-4x
Step-by-step explanation:
hope this helps
A science teacher prepares an activity for her class. She cuts 3/4 yard of ribbon into 6 pieces of equal size. Write and solve an equation to find the length of each piece of ribbon.
The equation that represents the given situation will be (x=3/4÷6) and the length of each piece of ribbon will be 1/8 yards.
What is an equation?The equals sign is a symbol used in mathematical formulas to denote the equality of two expressions. An equation is a mathematical statement that contains the symbol "equal to" between two expressions with identical values. As in 3x + 5 = 15, for example. There are many different types of equations, including linear, quadratic, cubic, and others. The three primary forms of linear equations are point-slope, standard, and slope-intercept.So, the equation that recipients the given situation:
The ribbon is 3/4 yards.Cuts into 6 equal pieces.Then, the equation will be:
x = 3/4 ÷ 6Now, calculate the equation for x as follows:
x = 3/4 ÷ 6x = 3/4 × 1/6x = 1/4 × 1/2x = 1/8
Therefore, the equation that represents the given situation will be (x=3/4÷6) and the length of each piece of ribbon will be 1/8 yard.
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Help me please asap 20 points
Answer:
9.7
Step-by-step explanation:
\(5.2^{2}\) + \(8.2^{2}\) = \(c^{2}\)
94.28 = \(c^{2}\)
\(\sqrt{94.28}\) = \(\sqrt{c^{2} }\)
9.7≈c Rounded
Find the domain of each function
(a) F(x)=2x^3−x2+3
(b) f(x)=x-2/x^2−4x−5
(c) g(x)=sqrt(7−x)
1) The domain is all real numbers.
2) The domain of z(x) is all real numbers except x = -1 and x = 5.
3) The domain of g(x) is all real numbers less than or equal to 7.
Given,
1)
F(x)=2x³−x²+3
For the function f(x) = 3x² + x - 1, there are no restrictions on the domain. The domain of f(x) is all real numbers (-∞, ∞).
2)
f(x)=x-2/x²−4x−5
The denominator cannot be equal to zero since division by zero is undefined.
So,
Factorize the quadratic equation in the denominator,
x²−4x−5 ≠ 0
(x+1)(x-5) ≠ 0
x ≠ -1
x ≠ 5
Therefore, the domain of z(x) is all real numbers except x = -1 and x = 5.
3)
g(x)=sqrt(7−x)
The radicand (7 - x) must be greater than or equal to zero, since we cannot take the square root of a negative number. So, we solve the inequality:
7 -x ≥ 0
7 ≥ x
Therefore, the domain of g(x) is all real numbers less than or equal to 7.
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Can someone help me with this question? If I can get an equation for it and an explanation of how to do it then I should be able to do the rest of them.
The problem wants me to:
"write the equation of the parabola in intercept form."
What is the learning rate percent using classic learning modeling for a task that takes 8.0 periods the first time and 7.2 periods on the 4th time it is completed
The classic learning model is a method of modeling a learning curve that involves a fixed rate of improvement per unit of time. It can be used to predict the time required to complete a task given the number of times the task has been performed previously.
To calculate the learning rate percent using the classic learning model for a task that takes 8.0 periods the first time and 7.2 periods on the 4th time it is completed, the following formula can be used:
Learning rate = (log(initial time) - log(final time)) / (log(initial units) - log(final units))
Where:Initial time = 8.0 periods. Final time = 7.2 periods. Initial units = 1 (the first time the task is performed). Final units = 4 (the fourth time the task is performed)Substituting these values into the formula, we get:
Learning rate = (log(8.0) - log(7.2)) / (log(1) - log(4))Learning rate = (0.09691) / (-0.60206)Learning rate = -0.161
Learning curves are frequently used in business to predict how long it will take to complete a task based on how many times the task has been done before. In order to use the classic learning model to calculate the learning rate percent for a task, you need to know the initial time it took to complete the task, the final time it took to complete the task after multiple attempts, and the number of times the task has been performed.In the example given, the task took 8.0 periods the first time it was completed and 7.2 periods on the fourth time it was completed. This information can be used to calculate the learning rate percent using the formula:
Learning rate = (log(initial time) - log(final time)) / (log(initial units) - log(final units))
Plugging in the values we have, we get:
Learning rate = (log(8.0) - log(7.2)) / (log(1) - log(4))
Learning rate = (0.09691) / (-0.60206)
Learning rate = -0.161
This means that the task is being completed 16.1% faster every time it is done.
The learning rate percent using classic learning modeling for a task that takes 8.0 periods the first time and 7.2 periods on the 4th time it is completed is -0.161 or 16.1% faster every time it is done.
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The learning rate percent for the given question using classic learning modeling is 10% .
To calculate the learning rate percent using classic learning modeling, you can compare the time taken to complete the task on the first and fourth attempts. The learning rate can be determined by calculating the percentage decrease in time. Here's the calculation:
Learning rate percent = ((First time - Fourth time) / First time) * 100
Given that the task takes 8.0 periods the first time and 7.2 periods on the fourth time, let's substitute the values into the formula:
Learning rate percent = ((8.0 - 7.2) / 8.0) * 100
= (0.8 / 8.0) * 100
= 0.1 * 100
= 10%
Therefore, the learning rate percent using classic learning modeling for this task is 10%.
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santa clara county, ca, has approximately 27,873 japanese-americans. what percentage of the community is under age 35?
The percentage of Japanese-Americans under 35 in Santa Clara County, CA is approximately 11.3%.
Santa Clara County, CA is home to approximately 27,873 Japanese-Americans. To determine what percentage of this population is under age 35, it is necessary to first calculate the total number of Japanese-Americans under 35. To do this, we can subtract the estimated number of Japanese-Americans over age 35 from the total population of Japanese-Americans. We can then divide this number by the total population of Japanese-Americans to find the percentage of Japanese-Americans under age 35. In Santa Clara County, CA, the estimated number of Japanese-Americans over age 35 is 24,672, and the total population of Japanese-Americans is 27,873. Subtracting 24,672 from 27,873 yields 3,201 Japanese-Americans under age 35. We can then divide 3,201 by 27,873 to get a percentage of 11.3%. Therefore, approximately 11.3% of the Japanese-American population in Santa Clara County, CA is under age 35.
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the riverton branch of the national bank of wyoming has 10 real estate loans over $1,000,000. of these 10 loans, three are "underwater." a loan is underwater if the amount of the loan is greater than the value of the property. the chief loan officer decided to randomly select two of these loans to determine if they met all banking standards. what is the probability that neither of the selected loans is underwater? (round your answer to 4 decimal places.)
The probability that neither of the selected loans is underwater is approximately 0.5444.
To find the probability that neither of the selected loans is underwater, we need to calculate the probability of selecting a loan that is not underwater for both selections.
Out of the 10 real estate loans, 3 are underwater. So, the probability of selecting a loan that is not underwater for the first selection is (10 - 3) / 10 = 7/10.
After the first selection, there are 9 loans left, out of which 2 are underwater. So, the probability of selecting a loan that is not underwater for the second selection is (9 - 2) / 9 = 7/9.
To find the probability of both events happening, we multiply the probabilities together:
Probability = (7/10) * (7/9) = 49/90 ≈ 0.5444
Therefore, the probability that neither of the selected loans is underwater is approximately 0.5444.
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how to write 628 divided by 1300
Answer:
1300/628
Step-by-step explanation:
Can somebody PLEASE help me with this? I don’t understand. Show work please
Answer:
B. m2=50 and m3=50
Step-by-step explanation:
Angle m1 and angle m3 combined make a straight line, the angle of a straight line is 180°, so you can do 180-130=50 amd theres you m3. Looking at m1 and m2 its the same thing, we already know m1 is 130° so its the same equation, 180-130=50 and thats m2 angle.
Ps. My hand writing is bad but this is how I solved it.
if this cell is set up at 25°c with [zn2 ] = 1.00 × 10-4m and [au3 ] = 2.00 × 10-2m, the expected cell potential is
The required answer is: 1.0428 V
Given that if this cell is set up at 25°C with [Zn²⁺] = 1.00 × 10⁻⁴M and [Au³⁺] = 2.00 × 10⁻²M, the expected cell potential is to be determined.
Now we shall make use of the Nernst equation to calculate the expected cell potential.
Nernst equation:$$E = {E^{\circ}} - \frac{RT}{nF}\ln Q$$
where, E° is the standard electrode potential of the cell, R is the gas constant, T is the temperature, n is the number of electrons transferred in the balanced equation for the cell reaction, F is the Faraday constant and Q is the reaction quotient.
At 25°C, R = 8.314 J/mol K and F = 96,485 C/mol. The balanced equation for the reaction in the cell is:
Zn(s) + 2Au³⁺(aq) → Zn²⁺(aq) + 2Au(s) From the balanced equation, we see that n = 2.
The reaction quotient, Q is given by $$Q = \frac{[Zn^{2+}]}{[Au^{3+}]^2}$$$$Q = \frac{1.00 × 10^{-4}}{(2.00 × 10^{-2})^2}$$$$Q = 2.5 × 10^{-6}$$Now, substituting the values in the Nernst equation:$$E = {E^{\circ}} - \frac{RT}{nF}\ln Q$$$$E = 1.10 - \frac{(8.314 × 298.15)}{(2 × 96,485)}\ln (2.5 × 10^{-6})$$
After evaluating, the value of E comes out to beE = 1.10 - 0.0572 = 1.0428 V
Therefore, the expected cell potential at 25°C with [Zn²⁺] = 1.00 × 10⁻⁴M and [Au³⁺] = 2.00 × 10⁻²M is 1.0428 V.
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do uh students consume more energy drinks than ut students? for this question, which of the following statistical test can be used? one-sample z test independent t-test dependent t-test two-factorial anova
To compare the consumption of energy drinks between two groups, i.e., students from "uh" and "ut," you can use an independent t-test.
The independent t-test is appropriate when you have two independent groups and you want to compare the means of a continuous variable between them.
In this case, you can collect data on energy drink consumption from a sample of students from both "uh" and "ut" and perform an independent t-test to determine if there is a statistically significant difference in the average consumption of energy drinks between the two groups.
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A rectangular hotel room is 4 yards by 8 yards. The owner of the hotel wants to recarpet the room with carpet that costs $23.00 per square yard. How much will it cost to recarpet the room?
$_____
Answer:
$736.00
Step-by-step explanation:
4x8=32
32=area of hotel room in yards.
$23 x 32 yards=736
It would cost $736 to re carpet the room.
scenic cinemas surveyed its audience and found that while most movie goers prefer weekends, seniors visit on weekdays. how should the theatre respond?
Scenic Cinemas should offer discounted weekday matinee showings for seniors and continue to focus on weekend showings for their broader audience.
How should Cinemas tailor their offerings to accommodate both preferences?Based on the survey results, it would be wise for Scenic Cinemas to tailor their offerings to accommodate both preferences.
One option would be to offer discounted weekday matinee showings targeted toward seniors. This could incentivize them to visit on weekdays while also offering them a more affordable option. At the same time, Scenic Cinemas could continue to focus on weekend showings to cater to their broader audience.
Another approach would be to offer more diverse programming during the weekdays, such as classic films or independent movies that may appeal more to seniors. This could create a niche for Scenic Cinemas and attract a more loyal customer base.
Ultimately, it's important for Scenic Cinemas to balance the needs of their different audience segments to maximize revenue and customer satisfaction. By offering targeted promotions and programming, they can ensure that both seniors and other moviegoers feel valued and have a reason to visit the theatre.
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Is anyone good at math and can help me solve my math problems
Answer:
Hi! I'm not too bad at math so I hope I can help you. Except, I can't seem to find your question so please comment your question(s) to me so that I can help you. Have a great day:)
Write the equation of the graphed line.
1/3 + 5 3/4
HELP!! PLEASE!!!
Answer:
\(6 \frac{1}{12}\)
Step-by-step explanation:
1) Use Least Common Denominator or (LCD)
LCD = 12
2) Make the denominators the same as the LCD.
\(5 + \frac{1 times 4 }{3 times 4 } + \frac{3 times3}{4times 3}\)
3) Simplify. Denominators are now the same.
\(5 + \frac{4}{12} +\frac{9}{12}\)
4) Join the denominators.
\(5+ \frac{4+9}{12}\)
5) Simplify.
\(5+\frac{13}{12}\)
6) Convert 13/12 into a mixed number.
\(5+ 1 \frac{1}{12}\)
7) Simplify.
\(6 \frac{1}{12}\)
Decimal Form: 6.083333
Figure H was reflected across line L resulting in figure H'. Describe a translation that would map figure H' back onto Figure H
Answer:
Reflecting it over line L again
Step-by-step explanation:
This is too simple to explain in detail,
if you flip it over, flip it over again.
Madeline has $680 to spend at a bicycle store for some new gear and biking outfits. Assume all prices listed include tax.
She buys a new bicycle for $318.67.
She buys 2 bicycle reflectors for $12.89 each and a pair of bike gloves for $30.57.
She plans to spend some or all of the money she has left to buy new biking outfits for $78.20 each.
Write and solve an inequality which can be used to determine x, the number of outfits Madeline can purchase while staying within her budget.
The inequality is x + $318.67 + $12.89 + $30.57 + $78.20 ≤ $680. The value of 'x' is $226.78.
Inequality is defined as an equation that does not contain an equal sign. Inequality is a term that describes a statement's relative size and can be used to compare these two claims.
Let 'x' be the remaining amount. Then the inequality is calculated as,
x + $318.67 + $12.89 + $30.57 + $78.20 ≤ $680
Simplify the inequality, then we have
x + $318.67 + $12.89 + $30.57 + $78.20 ≤ $680
x + $453.22 ≤ $680
x ≤ $226.78
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Find the areas of the sectors formed by NMP. Round your answer to the hundredth of a square centimeter.
Consider that the area of a sector of a circle is given by:
\(A=\frac{\theta}{360}\pi r^2\)where θ is the angle of the sector and r is the radius.
For θ=40 and r = 8cm, you obtain:
\(A=\frac{40}{360}\pi(8cm)^2=22.34cm^2\)The area of the small sector is about 22.34 cm^2.
Now, for θ=320 and r = 8cm, you obtain:
\(A^{\prime}=\frac{320}{360}\pi(8cm)^2=178.72cm^2\)The area of the small sector is about 178.72 cm^2.
8t=−32
Help a sister out
Answer:
t=-4
Step-by-step explanation:
Answer:
t = -4
Step-by-step explanation:
divide each term by 8 and simplify
I WILL MARK BRAINLIEST PLS HELP An artist mixes 2.25 ounces of red paint with 3.8 ounces of white paint. She then divides the paint into 9 equal parts.
How much paint is in each part?
Enter your answer in the box. Round to the nearest tenth.
Answer:
0.7 ounces
Step-by-step explanation:
Answer:
0.7
Step-by-step explanation:
*PLEASE HELP*
If f(x)= 4x^2
+3 , find
f(0)
f(-2)
Answer:
f(0) = 3
f(-2) = 19
Step-by-step explanation:
f(x)= 4x^2 +3
1) f(x) = 4x^2 +3
f(0) = 4(0)^2 +3
f(0) = 3
2) f(x) = 4x^2 +3
f(-2) = 4(-2)^2 +3
f(-2) = 4(4) +3
f(-2) = 19
Given g(x)=f(x)+k, what value of k transforms function f into g?
Answer:
fg (gx)= xf (kg)
gf (fx) = f
dawn raises money for her school in a jog-a-thon. she will get three dollars for every lap she completes. if it takes laps to jog mile, and dawn jogs a total of miles, how much money will dawn raise for her school?
Dawn will raise amount $108 for her school.
Dawn is raising money for her school in a jog-a-thon. She will get three dollars for every lap she completes. To calculate how much money she will raise for her school, we need to know how many laps Dawn completed. If it takes 36 laps to jog a mile, and Dawn jogged a total of 3 miles, then Dawn completed 108 laps. To calculate how much money Dawn raised for her school, we multiply the number of laps (108) by the amount she earns for each lap (3 dollars). This means that Dawn raised amount $108 for her school.
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I need help with this math problem please. I need help finding proofs and reasons please
In order to prove that the angles RST and TUR are congruent, the lines 1, 2 and 3 of statements and reasons are correct.
Since triangles RST and TUR have all three sides congruent, so they are congruent triangles by case SSS.
For the line 4, the statement is "angle RST congruent to angle TUR" (what we want to prove), and the reason is "corresponding angles of congruent triangles".
The vertices of a rectangle are located at the coordinates (1, 4), (1, 5), (6, 5), and (6, 4).
Find the length of the sides of the rectangle and its perimeter.
Check the picture below.
Solve. 3(x + 7) = 45
Answer:that would be x=8
Step-by-step explanation:
You are the marketing manager for Coffee Junction. The revenue for the company is given by R(x)=− 32x 3+6x 2+18x+4 where R(x) is revenue in thousands of dollars and x is the amount spent each month on advertisement, in thousands of dollars. 0≤x≤25 a) At what level of advertising spending does diminishing returns start? Explain What this diminishing returns means for this company. b) How much revenue will the company earn at that level of advertising spending? c) What does 0≤x≤25 tell us with respect to this problem?
a) Diminishing returns start at x = 1, where the marginal revenue will be less than the marginal cost
b)At x = 1, the company will earn R(1) = -32 + 6 + 18 + 4 = -4,000 dollars.
c) 0 ≤ x ≤ 25 implies that the Coffee Junction company has the capacity to spend a maximum of 25,000 dollars per month on advertisements.
a) At what level of advertising spending does diminishing returns start?
Diminishing returns refers to a situation when the marginal return on investment decreases as more resources are devoted to it. For instance, in case of Coffee Junction, increasing the advertising expenditure may lead to higher revenue, but the marginal revenue (revenue generated by each additional dollar spent) will gradually decrease.
b) How much revenue will the company earn at that level of advertising spending?
At x = 1, the company will earn R(1) = -32 + 6 + 18 + 4 = -4,000 dollars.
c) What does 0≤x≤25 tell us with respect to this problem?
In this problem, 0 ≤ x ≤ 25 implies that the Coffee Junction company has the capacity to spend a maximum of 25,000 dollars per month on advertisements.
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a waiter earned $300 in tips during his shift on friday. on saturday, he earned $335 in tips. what is the percent increase of his tips from friday to saturday?
The percent increase of his tips from Friday to Saturday is 35/3%.
T is equal to 112/3% as a mixed percentage fraction or 35/3% as an uncommon percentage fraction (decimal fraction: 0.116667)
PREMISES
T is the proportion of a waiter's tips that increased from $300 on Friday to $335 on Saturday.
CALCULATIONS
T=($335-$300)/$300
T=[($35/$300)100]%
T=[(7/60)100]%
T=[(7×100)/60]%
T=70/6%
A mixed percentage fraction of 112/3% or a percentage fraction of 35/3% (decimal fraction: 0.116667)
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