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7^x^2=9^x how do I solve this using logs

7^x^2=9^x how do I solve this using logs
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4 votes
7^x^2=9^x
how do I solve this using logs

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User Kysha
by
8.2k points

1 Answer

4 votes
Apply lg on both sides.
lg7^x^2 = lg9^x
Bring the power forward.
x^2lg7 = xlg9
x^2/x = lg9/lg7
x = lg9/lg7 = 1.13
answered
User Mickeyandkaka
by
7.7k points
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