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samtab

  • 3 years ago

If b = 3, then b -2 is equivalent to _____. A,9 B,-9 C,-6 D,1/9 please help me:(

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  1. Helper93
    • 3 years ago
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    Do you mean b^-2?

  2. srijit
    • 3 years ago
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    yea i guess its 1/9

  3. samtab
    • 3 years ago
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    yes

  4. Helper93
    • 3 years ago
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    So yeah just plug in 3 instead of b: \[3^{-2} = \frac{ 1 }{ 9 }\]

  5. samtab
    • 3 years ago
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    thanks:)

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