91Ó°ÊÓ

Simplify the expression using the product to a power property.

${\left(-4pq\right)}^0$

Simplify the expression using the product to a power property.

${\left(-6x^3\right)}^{-2}$

Simplify the expression using the product to a power property.

${\left(3y^{-4}\right)}^2$

Simplify the expression using the quotient to a power property.

${\left(\frac{3}{5x}\right)}^{-2}$

Simplify the expression using the quotient to a power property.

${\left(\frac{3x{y}^2}{z}\right)}^4$

Simplify the expression using the quotient to a power property.

${\left(\frac{4p^{-3}}{q^2}\right)}^2$

Simplify the expression by applying several properties.

${\left(x^{2}y\right)}^2{\left(3x{y}^5\right)}^3$

Simplify the expression by applying several properties.

$\frac{{\left(-3a^{-2}\right)}^4{\left(2a^4\right)}^2}{{\left(-6a^2\right)}^3}$

Simplify the expression by applying several properties.

${\left(\frac{3x{y}^3}{4x^4{y}^{-2}}\right)}^2{\left(\frac{6x{y}^4}{8x^3{y}^{-2}}\right)}^{-1}$

In the following exercises, subtract the polynomials.

$\left(3b^2-4b+1\right)-\left(5b^2-b-2\right)$