question no. 7
solve only answer is given
please I will make first answerer brainlist
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Step-by-step explanation:
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2
Step-by-step explanation:
4^2(2a-6)=16^-a . [1/16^a=16^-a]
16^(2a-6)=16^-a . [4^2=16]
As the bases are equal ,the exponent are also equal.
Therefore,
2a-6=-a
3a=6
a=2
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