algebra

Simplify -11 sqrt 112.

-44 sqrt 7********
-176 sqrt 7
-27 sqrt 7
4 sqrt 7

Is this right? and I need to show my work, idk the steps

asked by Carl Wheezer
  1. correct

    posted by bobpursley
  2. thanks, do u know steps or somethin?

    posted by Carl Wheezer
  3. 11\sqrt{112}=\sqrt{7}:44
    11\sqrt{112}
    1. {Break number to its primes 112=2^4*7
    2. {Apply radical rule}\sqrt[n]{ab}=\sqrt[n]{a}\sqrt[n]{b}
    =\sqrt{7}\sqrt{2^4}
    3. Refine

    posted by Haley
  4. thank u ;)

    posted by Carl Wheezer
  5. No Problem Carl:-)

    posted by Haley
  6. And sorry it looks like that I had to copy and paste lol

    posted by Haley
  7. -11*sqrt(112) = -11*sqrt(16*7) = -11*4*sqrt(7) = -44*sqrt(7).

    posted by Henry
  8. its ok haley, and appreciate it henry

    posted by Carl Wheezer

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