mariasarwar mariasarwar

16-08-2020
Mathematics

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if 2^x =5, what is 2^3x -4

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starwalk15 starwalk15

16-08-2020

14 is the answer because I just did it got is right

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valerieulbrich valerieulbrich

16-08-2020

Answer:

121

Step-by-step explanation:

[tex]2^{3x} = 2^{x}* 2^{x}*2^{x}[/tex]

5 * 5 * 5 - 4

125 - 4 = 121

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