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anonymous

  • one year ago

Multiply: 2 the square root of 11 8 the square root of 22 a. 8 the square root of 11 b. 10 the square root of 33 c. 64 the square root of 22 d. 176 the square root of 2

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  1. Jack1
    • one year ago
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    \(\large 2\sqrt 11 \times 8\sqrt 22\)?

  2. anonymous
    • one year ago
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    Yeah

  3. anonymous
    • one year ago
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    I get to the point were it becomes 16 (sqrt) 242 then I dont know what to do

  4. Jack1
    • one year ago
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    sqrt 11 * sqrt 22 = sqrt 11 * sqrt 11 * sqrt 2 = (sqrt 11)^2 * sqrt 2 = 11 * sqrt 2

  5. Jack1
    • one year ago
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    so now add in the x 2 and x 8

  6. Jack1
    • one year ago
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    11 * 2 * 8 * sqrt 2 = 176 * sqrt 2

  7. anonymous
    • one year ago
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    How did you get the sqrt 11 * sqrt 22

  8. Jack1
    • one year ago
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    \(\Large 2\times \sqrt {11} \times 8 \times \sqrt {22}\) \(\Large 2\times 8 \times \sqrt {11} \times \sqrt {22}\) \(\Large 2\times 8 \times \sqrt {11} \times \sqrt {(2 \times 11)}\) \(\Large 2\times 8 \times \sqrt {11} \times \sqrt {2} \times \sqrt {11}\) \(\Large 2\times 8 \times \sqrt {11} \times \sqrt {11} \times \sqrt {2} \) \(\Large 2\times 8 \times 11 \times \sqrt {2} \)

  9. anonymous
    • one year ago
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    Oh so you were just simplifying the equation?

  10. Jack1
    • one year ago
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    yeps ;)

  11. anonymous
    • one year ago
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    so that would be 176 (sqrt) 2

  12. Jack1
    • one year ago
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    perfect

  13. anonymous
    • one year ago
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    Thank you so much! It make so much more sense now

  14. Jack1
    • one year ago
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    all good, np ;)

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