Review

Select all tables that could represent a function.

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Tags

CCSS.8.F.A.1

Which pair best represents a causation relationship?

• a person's age and his/her shoe size

• the number of ice cream cones sold and the amount of sunscreen sold

• the temperature at a football game and the number of hot drinks sold

• the number of people attending a ballgame and the length of the ballgame

Tags

CCSS.HSS.ID.C.9

Consider the linear equation.

2ax + 3b = -4ax - 9b

If the solution is x = -1, which statement is true about a and b?

• a = b

• a = 2b

• $a\ =\ \frac{b}{2}$

• a = 6b

Tags

CCSS.HSA.REI.B.3

Solve the inequality.

 $4x\ -\ 7\ \ge\ \frac{-12x\ +\ 14}{4}$  

•  $x\ \ge\frac{7}{2}$  

•  $x\ \le\ \frac{7}{2}$  

•  $x\ \ge\ \frac{3}{2}$  

•  $x\ \le\ \frac{3}{2}$  

• $f\left(x\right)\ =\left|x+2\right|-1$

• $f\left(x\right)\ =\ \left|x+1\right|-2$

• $f\left(x\right)\ =\ \left|x\ -2\right|+1$

• $f\left(x\right)=\left|x\ -1\right|+2$

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• The zero of f(x) is -6.

• The zero of f(x) is 2.

• The zeros of f(x) are -1 and 1.

• The zeros of f(x) are -6 and 6.

Tags

CCSS.HSF-IF.C.7A

Simplify the expression.

(3x⁴ + 9x³ − 7x + 15) + (−6x⁴ − 8x² + 5x − 3)

Tags

CCSS.HSA.APR.A.1

Select the expression equivalent to (-4x + 3) - (-2x + 5).

• -2x

• -2x - 2

• -6x - 2

• -6x + 8

Tags

CCSS.6.EE.A.3

Rewrite an expression equivalent to

(8x² - 4x +3) - (2x² - 5x) + (7x - 4) using the fewest possible number of terms.

Tags

CCSS.6.EE.A.3