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02-12-2020
Mathematics

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1+2^x=8 solve for x. Round your answer to 3 decimal places

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UnLedZep UnLedZep

02-12-2020

Answer:

2.807

Step-by-step explanation:

[tex]1+2^{x} =8\\2^{x}=8-1\\2^{x}=7\\log_{2}(2^{x})=log_{2}(7)\\\\NOTE: log_{a}(a^{x})=x\\\\x=log_{2}(7)\\\\x=2.807[/tex]

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