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VCS VPortal
bigideasmath.c
BIG IDEAS MATH
Listen
Simplify 
-sqrt72.
The simplified expression is

VCS VPortal\newlinebigideasmath.c\newlineBIG IDEAS MATH\newlineListen\newlineSimplify 72 -\sqrt{72} .\newlineThe simplified expression is

Full solution

Q. VCS VPortal\newlinebigideasmath.c\newlineBIG IDEAS MATH\newlineListen\newlineSimplify 72 -\sqrt{72} .\newlineThe simplified expression is
  1. Identify prime factors: Step 11: Identify the prime factors of 7272. Prime factorization of 7272 is 2×2×2×3×32 \times 2 \times 2 \times 3 \times 3.
  2. Simplify using product property: Step 22: Simplify the square root using the product property. 72=2×2×2×3×3\sqrt{72} = \sqrt{2 \times 2 \times 2 \times 3 \times 3} Group the identical factors and simplify. 72=(22)×2×(32)\sqrt{72} = \sqrt{(2^2) \times 2 \times (3^2)}
  3. Apply product property: Step 33: Apply the product property of square roots. \newline72=22×2×32\sqrt{72} = \sqrt{2^2} \times \sqrt{2} \times \sqrt{3^2}\newline72=2×2×3\sqrt{72} = 2 \times \sqrt{2} \times 3\newline72=62\sqrt{72} = 6\sqrt{2}
  4. Apply negative sign: Step 44: Apply the negative sign to the square root.72=62-\sqrt{72} = -6\sqrt{2}