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2.04 Review: Graphs and characteristics of quadratic functions

Interactive practice questions

Given the general quadratic equation $y=ax^2+bx+c$y=ax2+bx+c, $a\ne0$a0, consider the following statement:

The vertex of the graph will be located at $x=\frac{b}{2a}$x=b2a.

a

Is the statement true?

Yes

A

No

B

Yes

A

No

B
b

What should the $x$x value of the vertex actually be?

Easy
Approx a minute
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Consider the function $y=x^2$y=x2

This is a graph of $y=x^2$y=x2.

Consider the equation $y=x^2+5$y=x2+5.

Outcomes

F.IF.C.7'''

Graph functions expressed symbolically and show key features of the graph, by hand in simple cases and using technology for more complicated cases. '''Focus on using key features to guide selection of appropriate type of model function

F.IF.C.7.C

Graph polynomial functions, identifying zeros when suitable factorizations are available, and showing end behavior.

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