Simplify Denominator: Simplify the denominator.We have (x−1)−4×y0 in the denominator. According to the power of a power rule, (ab)c=ab⋅c. Also, any number raised to the power of 0 is 1.So, (x−1)−4=x(−1)⋅(−4)=x4 and y0=1.
Rewrite Expression: Rewrite the expression with the simplified denominator.Now that we have simplified the denominator, we can rewrite the expression as:(2xy−2)/(x4⋅1)Since y0=1, it does not affect the multiplication and can be omitted.
Combine Like Terms: Simplify the expression by combining like terms.We have 2xy−2 in the numerator and x4 in the denominator. We can simplify the expression by dividing the terms with the same base.x42xy−2=2x1−4y−2=2x−3y−2
Rewrite with Positive Exponents: Rewrite the expression with positive exponents.Since we have negative exponents, we can rewrite them with positive exponents by taking the reciprocal of the base.2x−3y−2=x3y22
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