If Robert has $45 and has decided to double that amount every month, how much money will he have after 16 months? Robert’s earni ngs can be described by the function y = 45 * 2^x. (Put that function into your calculator, graph and go to table and find when x = 16 months).
1 answer:
If Robert starts from $45 then doubles it every month, as stated his earnings is calculated by the equation y=45 × 2^x. Substitute the value of x with the number of months, 16.
You might be interested in
60,000,000
45800 is the answer to that question
Answer:
A)
f(t) = 50 * 1.2^t
B)
f(3) = 50 * 1.2^3 = 86.4 tree frogs
C)
f(t) = 50 * 1.2^t = 200 --> t = LN(200/50)/LN(1.2) = 7.604 years
D)
f(-1) = 50 * 1.2^(-1) = 41.67 tree frogs
Elena spent
Answer:
1.) Arithmetic. common difference: 4
2.) Arithmetic. common difference: 4
3.) Not arithmetic.
