Chapter ISG, Problem 9.9STP

To determine

To complete row for each function.

Answer to Problem 9.9STP

  

Explanation of Solution

Given information:

  

Calculation:

Function

  $f(x)=3x^2-2x+7$

Direction of graph is upward

Axis of symmetry

  $x=\frac{1}{3}$

Vertex

  $(\frac{1}{3},\frac{27}{4})$

Function

  $f(x)=2x^2-5-4(x^2+2x)$

Direction of graph is downward

Axis of symmetry

  $x=-2$

Vertex

  $(-2,3)$

Function

  $f(x)=\frac{1}{4}{x}^2-5$

Direction of graph is upward

Axis of symmetry

  $x=0$

Vertex

  $(0,-5)$

Complete table