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tatuchka [14]
3 years ago
14

If 9 to the power of x = 27, what is x. Method as well plz!

Mathematics
2 answers:
Alexandra [31]3 years ago
5 0
You can use logarithms:

Log9(27) which will give you the value of x

X= 1.5
e-lub [12.9K]3 years ago
3 0
9^x=27\\\\(3^2)^x=3^3\\\\3^{2\cdot x}=3^3\\\\3^{2x}=3^3\iff 2x=3\ \ \ /:2\Rightarrow x=1.5
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