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Lesechka [4]
3 years ago
11

9^4x=81? I need to solve this math problem nd idk how to

Mathematics
2 answers:
Marina CMI [18]3 years ago
6 0
9^{4x}=81\\
9^{4x}=9^2\\
4x=2\\
x=\dfrac{2}{4}=\dfrac{1}{2}
ella [17]3 years ago
4 0
9^{4x}=81\\ 9^{4x}=9^2\\ =\ \textgreater \  4x=2\\ x=\dfrac{2}{4}^{/2}=\dfrac{1}{2}
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