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anonymous

  • one year ago

Help please stuck on question ?

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  1. anonymous
    • one year ago
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    @inkyvoyd

  2. anonymous
    • one year ago
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    @inkyvoyd

  3. anonymous
    • one year ago
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    So from 72x = 1 You have to make 'x' your subject

  4. anonymous
    • one year ago
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    Do you know how to do that?

  5. anonymous
    • one year ago
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    its (7^2)^x =1

  6. anonymous
    • one year ago
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    7^2 = 49 49^x = 1

  7. anonymous
    • one year ago
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    So from here, you have to use concepts of "changing the base"

  8. dakid88
    • one year ago
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    waz up everyone

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spraguer (Moderator)
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