91Ó°ÊÓ

Simplify the expression

${\left[{\left(3^2\right)}^3\right]}^2$

Read each question. Then fill in the correct answer on the answer document provided by your teacher or on a sheet of paper.

Express the perimeter of the rectangle below polynomial.

F$3x^2−4x+7$

G$3x^2+x+7$

H$6x^2−8x+14$

J$6x^2−4x+7$

Write each expression using exponents.

$\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}\mathbf{â‹\dots }\mathbf{2}$

Choose a term from the Key Vocabulary list above that best describes the given expression.

$\left(x{y}^3\right)\left(x^2{y}^4\right)=x^3{y}^7$

Determine whether the given expression is a monomial. Write yes or no.

Explain your reasoning.

$−15g^2$

Simplify each expression.

$\left(6a{b}^3{c}^4\right)\left(−3a^2{b}^{3}c\right)$

Simplify each expression. Assume that no denominator equals 0.

$\frac{x^6{y}^8}{x^2}$

Find the given difference.

$\left(6ab+3b^2\right)\mathbf{−}\left(3ab−2b^2\right)$

Jean is framing a painting that is a rectangle. What is the perimeter of the frame?

Solve the given equation.

${\mathit{x}}^{\mathbf{2}}\left(x+2\right)\mathbf{=}\mathit{x}\left(x^2+2x+1\right)$