Solve the problem.If $1000 is invested at the end of each year in an annuity that pays 8%, compounded annually, the number of years it takes for the future value to amount to $22,000 is given by 
Use the change of base formula to find the number of years until the future value is $22,000, to the nearest tenth of a year.
A. 74.4 years
B. 67.3 years
C. 72.3 years
D. 65.0 years
Answer: B
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Find the inverse function of f. State the domain and range of f.f(x) = 
A. f-1(x) = 
; domain of f: {
x ? -5}; range of f: {
y ? - 3}
B. f-1(x) = 
; domain of f: {
x ? -5}; range of f: {
y ? 3}
C. f-1(x) = 
; domain of f: {
x ? -5}; range of f: {
y ? 5}
D. f-1(x) = 
; domain of f: {
x ? -5}; range of f: {
y ? 
}
Fill in the blank with one of the choices listed below. Some choices may be used more than once or not at all.
In 3.4 + 2 = 5.4, the number 5.4 is called the 
.
A. difference B. sum C. quotient D. product
Add or subtract as indicated.(5a + 6b - c) - (3b + 5c - 5d)
A. 5a + 3b - 6c - 5d B. 5a + 3b - 6c + 5d C. 5a + 3b + 4c + 5d D. 5a + 3b - 4c + 5d
Solve the problem.Jack's checking account was overdrawn by $86. He deposited $53 into his account. What is his new balance?
A. -$139 B. $139 C. -$33 D. $33