Question

•Find the value of m
(-7)m+1÷(-7)⁸=(-7)³×(-7)⁴
find the answer​

Answer 1

Step-by-step explanation:

use this identity a/m=a-m. and a X m = a+m

-7m+1-8 in power ok ,= -7in power 3+4

-7m-7=-7+7

here minus 7 get cancelled out

-7m=7

m=7/-7

m=-1