Question

find the value of k if (-2) raise to power k+1*(-2)³=(-2)⁷​

Answer 1

Answer:

k=3

Step-by-step explanation:

a^m×a^n=a^m+n

(-2) raise to power k+1*(-2)³=(-2)⁷

by taking powers

(k+1)+(3)=(7)

k+4=7

k=3