Alg 1: Simplifying and Evaluating Variable Expressions 16

Alg 1: Simplifying and Evaluating Variable Expressions 16

S - 16

Multiple Choice

The set of whole numbers and their opposites {..., -4, -3, -2, -1, 0, 1, 2, 3, 4, ...} is the set of:

• Rational numbers

• Irrational numbers

• Integers

• Natural numbers

Multiple Choice

Simplify:  $-ax^2\left(dx^3-a^5x\right)$  

•  $-adx^6+a^5x^2$  

•  $-adx^5-a^6x^3$  

•  $-adx^5+a^6x^3$  

•  $adx^5-a^6x^3$  

Fill in the Blanks

 $\sqrt{36}+\sqrt{81}-4^2=?$  

Fill in the Blanks

 $\left[-\left(-5\right)\right]-\left|-7\right|=?$  

Multiple Choice

Which value is equivalent to  $\frac{9}{10}\left(-\frac{1}{12}\right)?$  

•  $-\frac{49}{60}$  

•  $-\frac{3}{40}$  

•  $\frac{3}{60}$  

•  $\frac{3}{40}$  

Fill in the Blanks

 $solve\ ax\left[-a\left(a-x\right)\right]\ for\ a=2\ and\ x=-1$  

Fill in the Blanks

Solve:  $-b\left[-b\left(b-c\right)-\left(c-b\right)\right]$  for b = -2 and c = 0

Fill in the Blanks

Evaluate  $-b\left(a-3\right)+a$  for a = 2 and b = -1