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anonymous

  • one year ago

What is the product of 5the square root of 3. • 4the square root of 15.? Simplify if possible. 60the square root of 5. 20the square root of 5. 60the square root of 15. 20the square root of 15.

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  1. anonymous
    • one year ago
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    @welshfella

  2. welshfella
    • one year ago
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    |dw:1437071661589:dw|

  3. welshfella
    • one year ago
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    |dw:1437071782177:dw|

  4. welshfella
    • one year ago
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    can you finish it off? i factored 45 so as to get a perfect square as one of the factors

  5. anonymous
    • one year ago
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    oh okay well I got 60the square root of 5 to begin with. I'm not sure if that is correct

  6. welshfella
    • one year ago
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    well sqrt 9 = 3 so we have 20*3* sqrt 5 = 60 sqrt 5

  7. welshfella
    • one year ago
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    follow?

  8. anonymous
    • one year ago
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    Yes

  9. welshfella
    • one year ago
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    good gotta go right now

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