Which expression is equivalent to the one below? 5^x

answers (multiple choice)
a. 5*5^(x-1)
b. 15^x/3
c. 15^x/3^x
d. (15/3)^x
e. 5*5^(x+1)
f. x^5

A, B and D.

Step-by-step explanation:

A:  because 5* 5^(x-1) = 5^(x - 1 + 1) = 5^x.

B. 15^x / 3 = 5^x

D. (15/3)^x = 5^x.

( Note C = 5 , E = 5^(x+2) and x^5 not = 5^x.)

cut 138 centimeters off

step-by-step explanation:

250-112 = 138

the answer is 62.8 cubic units