11/26/20

#### Derivative Rules

Explain the rules applied and find the derivative of the following equation.A(t) = t2e5-t

11/25/20

#### At what rate is the volume of the snowball decreasing when the radius is 12 cm?

A spherical snowball is melting in such a way that its radius is decreasing at rate of 0.2 cm/min. At what rate is the volume of the snowball decreasing when the radius is 12 cm. (Note the answer...
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11/25/20

#### Solving a tax rate or interest rate problem using a system of linear equations

Lena bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $250 more than the desktop. She paid for the computers using two different financing plans. For the...
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11/24/20

#### A hotel has 200 rooms. Those with kitchens rent for $100 per night and those without kitchens rent for $80 per night. On a night when the hotel was completely occupied, revenues were $17,000.

How many of each type of room does the hotel have?

11/23/20

#### how long will it take Annabel to accumulate the $6796?

Annabel is saving up money for a down payment on a motorcycle. She currently has $5832 , but knows she can get a loan at a lower interest rate if she can put down $6796. If she invests the $5832 in...
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11/22/20

#### A new 2014 luxury sedan that sold for $38,880 has a book value V of $24,319 after t = 2 years.

(a) Find a linear model for the value V of the sedan.V(t) =(b) Find an exponential model for the value V of the sedan. Round the numbers in the model to four decimal places.V(t) =(c) Use a graphing...
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11/22/20

#### A new 2014 luxury sedan that sold for $38,880 has a book value V of $24,319 after t = 2 years.

(a) Find a linear model for the value V of the sedan.V(t) =(b) Find an exponential model for the value V of the sedan. Round the numbers in the model to four decimal places.V(t) =(c) Use a graphing...
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08/01/19

#### A difficult integration question from india please help

Integration of x5÷√1+x3+x6Please solve and tell me all the steps please help

#### Solve the given system using the substitution method

y=3x-76x-2y=12solve the given system using the substitution method

03/25/19

#### Find the speed?

A kayak can travel 30 miles downstream in 55 hours, while it would take 15 hours to make the same trip upstream. Find the speed of the kayak in still water, as well as the speed of the current....
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#### Percent of expenses

Compute the total cost per year of the following pair of expenses. Then complete the sentence: On an annual basis, the first set of expenses is _______% of the second set of expenses.Compute the...
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#### Put the equation in standard form and then solve by using the quadratic equation. Alvin throws the football to a receiver who jumps up to catch the ball. The height of the ball over-

3. Alvin throws the football to a receiver who jumps up to catch the ball. The height of the ball over time can be represented by the quadratic equation -4.9t2 + 7.5t + 1.8 = 2.1 . This equation is...
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12/16/18

#### martha received a 4% raise. Her new weekly salary is 249.60. What was her salary before the raise?

I have a terrible professor. She told us the answer but not how she got it.

12/16/18

#### Is 1,737,194 divisible by 3?

#### If Lin is reading a 47-page book and she reads the first 20 pages in 35 minutes, at the same rate, would she be able to complete her book in a hour?

My mind is really blank right now and I have to study for this quiz tomorrow.

11/02/18

#### If Maria paid 240 dollars for a table set after a discount of 40% what was the original price?

Please help i have no clue what the answer is!!

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