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(2xy^(-2))/((x^(-1))^(-4)*y^(0))

2xy2(x1)4y0 \frac{2 x y^{-2}}{\left(x^{-1}\right)^{-4} \cdot y^{0}}

Full solution

Q. 2xy2(x1)4y0 \frac{2 x y^{-2}}{\left(x^{-1}\right)^{-4} \cdot y^{0}}
  1. Simplify Denominator: Simplify the denominator.\newlineWe have (x1)4×y0(x^{-1})^{-4} \times y^{0} in the denominator. According to the power of a power rule, (ab)c=abc(a^{b})^{c} = a^{b\cdot c}. Also, any number raised to the power of 00 is 11.\newlineSo, (x1)4=x(1)(4)=x4(x^{-1})^{-4} = x^{(-1)\cdot(-4)} = x^{4} and y0=1y^{0} = 1.
  2. Rewrite Expression: Rewrite the expression with the simplified denominator.\newlineNow that we have simplified the denominator, we can rewrite the expression as:\newline(2xy2)/(x41)(2xy^{-2})/(x^4 \cdot 1)\newlineSince y0=1y^{0} = 1, it does not affect the multiplication and can be omitted.
  3. Combine Like Terms: Simplify the expression by combining like terms.\newlineWe have 2xy22xy^{-2} in the numerator and x4x^4 in the denominator. We can simplify the expression by dividing the terms with the same base.\newline2xy2x4=2x14y2=2x3y2\frac{2xy^{-2}}{x^4} = 2x^{1-4}y^{-2} = 2x^{-3}y^{-2}
  4. Rewrite with Positive Exponents: Rewrite the expression with positive exponents.\newlineSince we have negative exponents, we can rewrite them with positive exponents by taking the reciprocal of the base.\newline2x3y2=2x3y22x^{-3}y^{-2} = \frac{2}{x^3y^2}

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