Simplify Expressions with Coefficients and Exponents - Per 8

Simplify the following:
 $\left(x^5\right)\left(x^3\right)$  

•  $x^8$  

•  $2x^8$  

•  $\left(2x\right)^8$  

•  $x^{15}$  

Simplify the following:
 $\frac{x^{12}}{x^4}$  

•  $x^3$  

•  $x^4$  

•  $x^8$  

•  $x^{12}$  

Simplify the following:
 $\frac{x^6\ y^4}{x^2}$  

•  $x^3y^4$  

•  $x^4y^4$  

•  $x^3y^2$  

•  $\left(xy\right)^5$  

Simplify the following:

 $\left(2x^2\right)\left(4x^4\right)$  

•  $6x^6$  

•  $6x^8$  

•  $8x^6$  

•  $8x^8$  

Simplify the following:
 $\frac{10x^{10}}{5x^5}$  

•  $2x^2$  

•  $2x^5$  

•  $5x^2$  

•  $5x^5$  

Simplify the following:
 $\left(3x^2y\right)\left(4xy^4\right)$  

•  $7x^2y^4$  

•  $7x^3y^5$  

•  $12x^2y^4$  

•  $12x^3y^5$  

Simplify the following:
 $\left(-2x^3y^2\right)\left(3x^2y^3\right)$  

•  $-5x^5y^5$  

•  $-5x^6y^6$  

•  $-6x^5y^5$  

•  $-6x^6y^6$  

Simplify the following:
 $\left(x^3y^2\right)\left(4xy\right)$  

•  $4x^3y^2$  

•  $4x^4y^3$  

•  $5x^3y^2$  

•  $5x^4y^3$  

Simplify the following:
 $\frac{6x^4y^2}{2xy^2}$  

•  $3x^3$  

•  $3x^3y$  

•  $4x^3$  

•  $4x^3y$  

Which of the following expressions does NOT simplify to:  $-4x^2y$  ?

•  $\left(-2x\right)\left(2xy\right)$  

•  $\frac{8x^2y^4}{-4y^3}$  

•  $\left(-y\right)\left(4x^2\right)$  

•  $\frac{12x^5y^3}{-3x^3y^2}$