find the value of x for which 9^2x ÷ 9^-5 = 9^13
Answers
Answered by
29
Answer:
4
step by step explanation
9^2x /9^-5=9^13
by using the identity
if all the numbers below the powers are same we can equate ith the power values.
so,
2x-(-5)=13
2x+5=13
2x=13-5
2x=8
x=8/2
x=4
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Answered by
2
Answer:
So, the final answer is 4
Step-by-step explanation:
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