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Simplify.

4sqrt18

Simplify.\newline418 4 \sqrt{18}

Full solution

Q. Simplify.\newline418 4 \sqrt{18}
  1. Factorization: Factor 1818 into its prime factors.\newline18=2×3×318 = 2 \times 3 \times 3
  2. Identical Factors Grouping: Group the identical factors and use the exponent rule. 418=42×324\sqrt{18} = 4\sqrt{2 \times 3^2}
  3. Product Property Application: Apply the product property of radicals to separate the square root of the perfect square.\newline42×32=4×2×324\sqrt{2 \times 3^2} = 4 \times \sqrt{2} \times \sqrt{3^2}
  4. Perfect Square Simplification: Simplify the square root of the perfect square. 4×2×32=4×2×34 \times \sqrt{2} \times \sqrt{3^2} = 4 \times \sqrt{2} \times 3
  5. Multiplication: Multiply the numbers outside the square root. \newline4×3×2=1224 \times 3 \times \sqrt{2} = 12\sqrt{2}

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