Simplify 80x3y2−−−−−−√ (1 point) Responses 4x2y25x−−√ 4 x squared y squared square root of 5 x 4xy5x−−√ 4 x y square root of 5 x 5x2y24x−−√ 5 x squared y squared square root of 4 x 5xy4x−−√

1 answer

To simplify the expression \(\sqrt{80x^3y^2}\), we can break it down as follows:

  1. Factor out the constant and the variables:

    • Start by breaking down \(80\): \[ 80 = 16 \times 5 = 4^2 \times 5 \]
    • The variables are already in exponent form.
  2. Rewrite the expression: \[ \sqrt{80x^3y^2} = \sqrt{16 \cdot 5 \cdot x^3 \cdot y^2} = \sqrt{16} \cdot \sqrt{5} \cdot \sqrt{x^3} \cdot \sqrt{y^2} \]

  3. Simplify each square root:

    • \(\sqrt{16} = 4\)
    • \(\sqrt{5}\) remains as \(\sqrt{5}\)
    • For \(\sqrt{x^3}\): \[ \sqrt{x^3} = \sqrt{x^2 \cdot x} = \sqrt{x^2} \cdot \sqrt{x} = x \sqrt{x} \]
    • For \(\sqrt{y^2}\): \[ \sqrt{y^2} = y \]
  4. Combine everything: \[ \sqrt{80x^3y^2} = 4 \cdot \sqrt{5} \cdot x \sqrt{x} \cdot y = 4xy \sqrt{5x} \]

Thus, the simplified form of \(\sqrt{80x^3y^2}\) is \(4xy\sqrt{5x}\).

Final answer: \(4xy\sqrt{5x}\)

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