Question

If 2^x=5, what is 2^3x-4

Answer 1

Answer:

121

Step-by-step explanation:

2^3x - 4 = (2^x )^3 - 4 = 125 - 4 = 121

Answer 2

AnswEr :

$\implies\tt 2^x = 5$

$\implies\tt \Big( 2^x \Big)^3 - 4$

$\implies\tt 125 - 4$

$\huge\implies\tt 121$