How to explain: the value of 4 in 64,500 is 10x the value in 2,402

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Find the area of just the wood portion of the frame. this is called a composite figure. you will need to use your values from problem #2need all exepct 4 answerd if you can