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tadhanala

  • 3 years ago

-4√x+9 (end of sqrt) = 20

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  1. 03453660
    • 3 years ago
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    \[-4\sqrt{x+9} = 20\]

  2. 03453660
    • 3 years ago
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    is this the question??

  3. tadhanala
    • 3 years ago
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    Yes

  4. 03453660
    • 3 years ago
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    ok so squaring bothsides we get 16(x+9) = 400 x+9 = 400/16 x+9 = 25 x = 25 - 9 x = 16 --------------> required solution

  5. tadhanala
    • 3 years ago
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    Thank you!

  6. 03453660
    • 3 years ago
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    welcome

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