Q. 6 B4.6( 12 Votes )
Find the value of ‘n’ in each of the following:
(−3)n+1 × (−3)5 = (−3)−4
Answer :
Given, (−3)n+1 × (−3)5 = (−3)−4
(
3)n+1+5 = (−3)−4
(
3)n+6 = (−3)−4
Comparing powers of (
3), we get
n+6 = 
4
n = 
4 
6
n= 
10
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