31. If AABC - ARST, AB = 30, RS = 9, and RT = 15, find AC. A. 18
B. 25
C. 37.5
D. 50

need help

In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1

What kind of bond pays interest which is exempt from tax?

Ineed the question and choices are in the