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\frac{\left(2y^{-1}\right)^{-2}}{y^{-6}\times 2x^{-3}}
To multiply powers of the same base, add their exponents. Add -4 and -2 to get -6.
\frac{2^{-2}\left(y^{-1}\right)^{-2}}{y^{-6}\times 2x^{-3}}
Expand \left(2y^{-1}\right)^{-2}.
\frac{2^{-2}y^{2}}{y^{-6}\times 2x^{-3}}
To raise a power to another power, multiply the exponents. Multiply -1 and -2 to get 2.
\frac{\frac{1}{4}y^{2}}{y^{-6}\times 2x^{-3}}
Calculate 2 to the power of -2 and get \frac{1}{4}.
\frac{\frac{1}{4}y^{8}}{2x^{-3}}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent.
\frac{\left(2y^{-1}\right)^{-2}}{y^{-6}\times 2x^{-3}}
To multiply powers of the same base, add their exponents. Add -4 and -2 to get -6.
\frac{2^{-2}\left(y^{-1}\right)^{-2}}{y^{-6}\times 2x^{-3}}
Expand \left(2y^{-1}\right)^{-2}.
\frac{2^{-2}y^{2}}{y^{-6}\times 2x^{-3}}
To raise a power to another power, multiply the exponents. Multiply -1 and -2 to get 2.
\frac{\frac{1}{4}y^{2}}{y^{-6}\times 2x^{-3}}
Calculate 2 to the power of -2 and get \frac{1}{4}.
\frac{\frac{1}{4}y^{8}}{2x^{-3}}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent.