Properties of Exponents Review

Properties of Exponents Review

Simplify the following:

 $\left(2xy\right)^2\left(4x^2y^3\right)$  

Multiple Choice

Simplify

 $-3x^4y^5\left(2xy^2\right)^2$  

•  $12x^2y^{ }$  

•  $-12x^8y^{20}$  

•  $-12x^6y^9$  

•  $-1x^6y^9$  

Simplify

 $\left(7x^6yz\right)^0\left(3x^3y\right)^3$  

Multiple Choice

 Simplify $\left(4xy\right)^0\left(xy^2\right)$ 

•  $4xy^2$  

•  $xy^2$  

•  $4x^2y^3$  

•  $xy$  

Simplify

 $\left(-\frac{2xy}{ab}\right)\ \frac{x^{-2}y^{-3}a^5}{4b^{-5}}$  

Multiple Choice

Simplify 

 $\frac{\left(x^{-3}\right)^4\cdot x^4}{2x^{-3}}$  

•  $\frac{x^4}{2}$  

•  $\frac{x^5}{2}$  

•  $2x^5$  

•  $\frac{1}{2x^5}$  

You are constructing a rectangle that has a length of  $\left(5.34\times10^3\right)$ and a width of  $\left(2.3\ \times10^5\right)$ . Find the area of the box.