Question

Plz help find the answer plz

Answer 1

A. and B. is he answer your welcome oof

oof alert

Answer 2

A.

`7 {}^(3 + x)`

B. 343 • 7^x

Explanation:

if the base of two exponential number is same we add their powers up (only when multiplying)

7^3+7^x ➡7^3+x

the expansion of 7^3 = 343 so 343•7^x is also equivalent to the given expression.