Question

if (-3)^(m+1)×(-3)^5=(-3)^7 then the value of m is​l​

Answer 1

if (-3)^(m+1)×(-3)^5=(-3)^7 then the value of m isl

Answer:

GIVEN:

(-3)m + 1 × (-3)5 = (-3)7

TO FIND:

The value of m .

SOLUTION:

=> -3m + 1 × (-15) = (-3) × 7

=> -3m + ( -15 ) = -21

=> -3m -15 = -21

=> -3m = -21 + 15

=> -3m = -6

=> m = -6 / -3

=> m = 2

Hence,the value of m is 2

Answer 2

Answer:

Hope it helps you mate :)