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\frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}}\times \left(\frac{3x^{-3}}{y^{2}}\right)^{-2}
To raise \frac{y^{-1}}{x^{-2}} to a power, raise both numerator and denominator to the power and then divide.
\frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}}\times \frac{\left(3x^{-3}\right)^{-2}}{\left(y^{2}\right)^{-2}}
To raise \frac{3x^{-3}}{y^{2}} to a power, raise both numerator and denominator to the power and then divide.
\frac{\left(y^{-1}\right)^{-1}\times \left(3x^{-3}\right)^{-2}}{\left(x^{-2}\right)^{-1}\left(y^{2}\right)^{-2}}
Multiply \frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}} times \frac{\left(3x^{-3}\right)^{-2}}{\left(y^{2}\right)^{-2}} by multiplying numerator times numerator and denominator times denominator.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{\left(x^{-2}\right)^{-1}\left(y^{2}\right)^{-2}}
To raise a power to another power, multiply the exponents. Multiply -1 and -1 to get 1.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{x^{2}\left(y^{2}\right)^{-2}}
To raise a power to another power, multiply the exponents. Multiply -2 and -1 to get 2.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{x^{2}y^{-4}}
To raise a power to another power, multiply the exponents. Multiply 2 and -2 to get -4.
\frac{y^{5}\times \left(3x^{-3}\right)^{-2}}{x^{2}}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent.
\frac{y^{5}\times 3^{-2}\left(x^{-3}\right)^{-2}}{x^{2}}
Expand \left(3x^{-3}\right)^{-2}.
\frac{y^{5}\times 3^{-2}x^{6}}{x^{2}}
To raise a power to another power, multiply the exponents. Multiply -3 and -2 to get 6.
\frac{y^{5}\times \frac{1}{9}x^{6}}{x^{2}}
Calculate 3 to the power of -2 and get \frac{1}{9}.
\frac{1}{9}x^{4}y^{5}
Cancel out x^{2} in both numerator and denominator.
\frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}}\times \left(\frac{3x^{-3}}{y^{2}}\right)^{-2}
To raise \frac{y^{-1}}{x^{-2}} to a power, raise both numerator and denominator to the power and then divide.
\frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}}\times \frac{\left(3x^{-3}\right)^{-2}}{\left(y^{2}\right)^{-2}}
To raise \frac{3x^{-3}}{y^{2}} to a power, raise both numerator and denominator to the power and then divide.
\frac{\left(y^{-1}\right)^{-1}\times \left(3x^{-3}\right)^{-2}}{\left(x^{-2}\right)^{-1}\left(y^{2}\right)^{-2}}
Multiply \frac{\left(y^{-1}\right)^{-1}}{\left(x^{-2}\right)^{-1}} times \frac{\left(3x^{-3}\right)^{-2}}{\left(y^{2}\right)^{-2}} by multiplying numerator times numerator and denominator times denominator.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{\left(x^{-2}\right)^{-1}\left(y^{2}\right)^{-2}}
To raise a power to another power, multiply the exponents. Multiply -1 and -1 to get 1.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{x^{2}\left(y^{2}\right)^{-2}}
To raise a power to another power, multiply the exponents. Multiply -2 and -1 to get 2.
\frac{y^{1}\times \left(3x^{-3}\right)^{-2}}{x^{2}y^{-4}}
To raise a power to another power, multiply the exponents. Multiply 2 and -2 to get -4.
\frac{y^{5}\times \left(3x^{-3}\right)^{-2}}{x^{2}}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent.
\frac{y^{5}\times 3^{-2}\left(x^{-3}\right)^{-2}}{x^{2}}
Expand \left(3x^{-3}\right)^{-2}.
\frac{y^{5}\times 3^{-2}x^{6}}{x^{2}}
To raise a power to another power, multiply the exponents. Multiply -3 and -2 to get 6.
\frac{y^{5}\times \frac{1}{9}x^{6}}{x^{2}}
Calculate 3 to the power of -2 and get \frac{1}{9}.
\frac{1}{9}x^{4}y^{5}
Cancel out x^{2} in both numerator and denominator.