Test Review

Test Review

*System of Equations

- Substitution/Elimination

*Parent Function

* Transformations

Multiple Choice

 $2x+5y=-13$  

 $6x-y=-23$  

• (4,1)

• (-4,-1)

• (1,4)

• no solution

Multiple Choice

 $y=6x-11$   $-2x-3y=-7$  

• No solutions

• (-2,-1)

• (2,1)

• (1,2)

Multiple Choice

 $-5x+y\ =-2$   $-3x+6y=-12$  

• (1,3)

• (2,0)

• (0,-2)

• (5,8)

Multiple Choice

 $-3x+3y=4$   $-x+y=3$  

• (0,-2)

• (3,6)

• No solution

• (-1,9)

Multiple Choice

 $x-y=3$   $7x-y=-3$  

• (-1,-4)

• (4,7)

• (1,4)

• (3,0)

Multiple Choice

 $6x-12y=24$   $-x-6y=4$  

• (3,5)

• (2,-1)

• No solution

• (-3,-5)

Multiple Choice

 $4x+y=2$   $x-y=3$  

• (3,-4)

• (0,2)

• (3,7)

• (1,-2)

Multiple Choice

What is the name of the function represented on this graph?

• $y=x^2$ quadratic

• $y=x$ linear

• $y=x^3$ cubic

• $y=\sqrt{x}$ square root

Multiple Select

Name the characteristics for the parent function. Check all that apply.

• linear

• Domain all real numbers

• quadratic

• Range all Real numbers

Multiple Choice

What is the parent function name?

• $y=x$ linear

• $y=x^3$ cubic

• $y=b^x$ exponential

• $y=\sqrt{x}$ Square Root

Multiple Select

Which are the characteristics for the graph presented? Check all that apply.

• square root

• $x\ge0$

• Domain, all real numbers

• $y\ge0$

• Range, all real numbers

Multiple Choice

What is the name of the following parent function?

• $y=x^3$ Cubic

• $y=x$ LInear

• $y=\sqrt{x}$ Square Root

• $\log_x\left(y\right)$ Logarithmic

Multiple Select

What are the characteristics for the following function? Check all the may apply.

• $y=\left|x\right|$

• Domain, all real numbers

• Range, $y\ge0$

• $y=x$

Multiple Select

 $h\left(x\right)=-\left|x-4\right|+2$  Describe the transformation of the function. (Check all that may apply)

• reflection across x-axis

• shifts: 4 units right

• shifts: 2 unit up

• shifts: 2 units down

• shifts: 4 units left

Multiple Choice

Describe the transformation for the following function:  $y=-2\left|x-4\right|$  

• Reflection across x-axis, shifts 4 units right

• Reflection across x-axis, vertical stretch by a factor of 2, shifts 4 units down

• Reflection across y-axis, vertical stretch by a factor of 2, shifts 4 units down

• Reflection across x-axis, vertical stretch by a factor of 2, shifts 4 units right

Multiple Choice

Describe the transformation of the following function. $y=-\sqrt{x-5}-2$  

• Reflects across x-axis, shifts 5 units down, shifts 2 units down

• Reflects across y-axis, shifts 5 units right, shifts 2 units down

• Reflects across x-axis, shifts 5 units right, shifts 2 units down

• Reflects across x-axis, shifts 5 units right, shifts 2 units up