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Mkimbriel

  • 3 years ago

I need to simplify the following expression. sqrt (-98)sqrt (-50)

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  1. maheshmeghwal9
    • 3 years ago
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    \[\color{red}{\sqrt{-98} \times {\sqrt{-50}}=i \sqrt{98\times50.}}\]

  2. princeofwetlot
    • 3 years ago
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    @maheshmeghwal9 not exactly \[\sqrt{-98} \times \sqrt{-50} = i\sqrt{98} \times i\sqrt{50} = i^2 \sqrt{98 \times 50} = -\sqrt{98 \times 50}\]

  3. maheshmeghwal9
    • 3 years ago
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    \[=>i ^2\sqrt{4900}=i^2*70=70i^2=-70\]

  4. maheshmeghwal9
    • 3 years ago
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    sorry there was i^2

  5. Mkimbriel
    • 3 years ago
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    thank you I got -70 as well

  6. Mkimbriel
    • 3 years ago
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    You just made my day thank you

  7. maheshmeghwal9
    • 3 years ago
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    yw:)

  8. Mkimbriel
    • 3 years ago
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    :) Later have a great night

  9. maheshmeghwal9
    • 3 years ago
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    ^_^

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