Question

find m, so that (-3)m multiple (-3)-5 =(-3)7.​

Answer 1

Answer:

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Step-by-step explanation:

(−3) m+1 ×(−3) 5 =(−3) 7

(−3) m+1+5 =(−3) 7

(−3) m+6 =(−3) 7

On both the sides powers have the same base different from 1 and -1, so their exponents must be equal.

Therefore,

m + 6 = 7 or

m = 7 -

6 = 1

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