Find the inverse of the function.f(x) = 
- 9, x ? 0
A. f-1(x) = x + 9, x ? 9
B. f-1(x) = (x + 9)2, x ? 9
C. f-1(x) = (x - 9)2
D. f-1(x) = -(x + 9)2, x ? 9
Answer: B
You might also like to view...
Use a calculator to give the value to the nearest degree.? = cos-1(-0.3907)
A. 110° B. -67° C. 113° D. 115°
Perform the given set operation.
?
Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9}.
?
?
A. {1, 3, 5 ,7} B. {2, 4, 6} C. {1, 2, 3, 4, 5, 6, 7, 8} D. {2, 4, 6, 8, 10} E. {1, 3, 5, 7, 9}
Solve.A football team lost 7 yards on each of two consecutive plays. Represent the total loss as product of signed numbers and find the total loss.
A. 2 ? (-7) = -16 yds; 16 yard loss B. 7 - 2 = 5 yds; 5 yard loss C. 2 + (-7) = -5 yds; 5 yard loss D. 2 ? (-7) = -14 yds; 14 yard loss
Rationalize the denominator. Assume variables represent non-negative values.
A. 
B. 1
C. 13
D. 13