Quadratic Equations Introduction

A parabola that opens down has a _____________ value.

• Minimum

• Both a minimum and maximum

• Maximum

• Neither a minimum or a maximum

Which equation represents the graph in standard form?

Tags

CCSS.HSF-IF.C.7A

Tick the boxes of all the examples of quadratic equations from the list below.

Tick the boxes of all the examples of quadratic equations from the list below.

What is the standard form of a quadratic function?

• y=mx+b

• ax+by=c

• f(x)=ax²+bx+c

• f(x)=(x+a)(x-b)

Quadratic equations take the shape of a _______ when graphed.

• U

• straight line

• wavey line/snaked

• circle/elliptical

Tags

CCSS.HSF-IF.C.7A

Which of the following is the vertex of the graph?

• (2, 0)

• (-2, 0)

• (0, 4)

• (-1, 3)

What is the vertex of the graph. Is it a maximum or minimum?

• (0,0) maximum

• (0,0) minimum

• (2, -1) minimum

• (2, -1) maximum

Use the graph to determine the solutions. (also known as x-intercepts, solutions, roots)

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

How many solutions does this graph have? (also known as zeros, x-intercepts, roots)

• one

• two

• no solutions

• cannot be determined