ICSE Class 8 Answered
9^m÷3^-2=9^4
Asked by Radhikawas | 01 May, 2020, 12:04: PM
Expert Answer
9^m÷3^-2=9^4
Here we can re-write the terms of the Eqn as,
32m ÷ 3-2 = 32x4
Apply laws of exponents
32m - (-2) = 38
We will compare the exponents as bases are same.
2m + 2 = 8
2m + 2 - 2 = 8 - 2
2m = 6
m = 3
Answered by | 01 May, 2020, 03:06: PM
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