Math 2 Unit 2A and 2B Midterm Review

Given the Equation below, identify the vertex. $y=4x^2-24x+7$  

• (24, 7)

• (3, -29)

• (-3, 7)

• (3, -43)

Given the Equation below, identify the y-intercept. $y=4x^2-24x+7$  

• (4,0)

• (7,0)

• (0,7)

• (0,4)

Given the Equation below, identify the x-intercepts (zeros)

 $4x^2-24x+7=0$  

•  $\frac{6\pm\sqrt{29}}{2}$  

•  $\frac{6\pm\iota\sqrt{29}}{2}$  

•  $\frac{-24\pm\sqrt{464}}{8}$  

•  $\frac{24\pm\sqrt{464}}{4}$  

Given the Equation below, identify the domain. $y=4x^2-24x+7$  

•  $\left(-\infty,\ -29\right]$  

•  $\left[-29,\infty\right)$  

•  $\left[3,\ \infty\right)$  

•  $\left(-\infty,+\infty\right)$  

Given the Equation below, identify the range. $y=4x^2-24x+7$  

•  $\left(-\infty,\ -29\right]$  

•  $\left[-29,\infty\right)$  

•  $\left[3,\ \infty\right)$  

•  $\left(-\infty,+\infty\right)$  

Given the Equation below, identify the interval of increase. $y=4x^2-24x+7$  

•  $\left[3,\infty\right)$  

•  $\left(-\infty,3\right]$  

•  $\left[-29,\ \infty\right)$  

•  $\left(-\infty,29\right]$  

Given the Equation below, identify the interval of decrease. $y=4x^2-24x+7$  

•  $\left[3,\infty\right)$  

•  $\left(-\infty,3\right]$  

•  $\left[-29,\ \infty\right)$  

•  $\left(-\infty,29\right]$  

Given the graph, identify the vertex.

• (-1, 0)

• (-1, -1)

• (-2, -1)

• (-2, 1)

Given the graph, identify the y-intercept.

• (0,2)

• (2,0)

• (0,-1)

• (-1,0)

Given the graph, identify the x-intercept(s).

• (0,2)

• (2,0)

• (0,-1) and (0,-3)

• (-1,0) and (-3,0)