A savings account earns 2% annual interest, compounded annually. The variable y gives the amount of money in the account after x years. Find the base, b, for the exponential equation of the form...

A savings account earns 2% annual interest, compounded annually. The variable y gives the amount of money in the account after x years. Find the base, b, for the exponential equation of the form...

The population of a town decreased by 2.5% each year. The variable y gives the population after x years. Find the base, b, for the exponential equation of the form y=a x b^x that describes the...

Giorgio bought a car for $21,000. The value depreciates 5% each year. What will the value of the car be n years after Giorgio purchased it.

The number of bacteria in a sample quadruples every 24 hours. There were 20 bacteria in the sample initially. Write an equation to find b, the number of bacteria in the sample after d days.

A baker sells cupcakes for $3 each. Her revenue, in dollars, is modeled by the function R(x)=3x, where x is the number of cupcakes sold. Her costs can be modeled by the function C(x)=0.02x2+0...

The size of a population of hummingbirds over time can be modeled by the equation p=55(2)t/3. How can the constant 55 be interpreted? If t is time in months, how long does it take for the hummingbird...

The data list shows the scores of ten students in Mr. Smith's math class. 61, 67, 81, 83, 87, 88, 89, 90, 98, 100 What is the standard deviation, to the nearest tenth, of the...

Twenty children were surveyed about the number of hours they play outside in 1 week. The results are shown below. 6, 5, 4, 3, 0, 7, 1, 5, 4, 4, 3, 2, 2, 3, 2, 4, 3, 4, 0, 7 Complete...

A dog jumps off the ground with an initial velocity of 4 feet per second. A)Write an equation that gives the height in feet of the dog as a function of the time in seconds since it jumps. ...

A public garden measures 12yd by 16yd is to have a pedestrian walkway installed around the perimeter. The new area of the garden will be 285 yd2 The width of the walkway will be how many...

Simplify the expression:(2x-3y)^2/(3y-2x)^2 Ava simplified the expression and said that the value is -1. (2x-3y)^2/(3y-2x)^2 (2x-3y)^2/-(2x-3y)^2 and then she has both of...

I need the answer for the word problem i have E above. Help me

i dont know how to solve it so i want to see how to solve the question.

Gilda walks to the train station. If she walks at the rate of 3 mph, she misses her train by 7 minutes. However, if she walks at the rate of 4 mph, she reaches the station 5 minutes before the arrival...

what is the factored form of 8x squared - 36x - 20

equation is: X^2-3x-40=0 thanks again

Select all that applies x+10= -5 -x^2+50=25 |2x|=10 x<0 2x<10

X Y 0 4 1 2 2 1 3 1/2 4 1/4 the exponential function by the table can be written in the form y=ab to the X / what is a and b

Write these numbers in standard form. 4.62 • 10^-7 (2 • 10^4)^-2 Write these numbers in scientific notation. (2.6 • 10^-7)(5.3 • 10^6) (2...

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