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Pearson Algebra 1 Common Core, 2011

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Pearson Algebra 1 Common Core, 2011 View details

1. Quadratic Graphs and Their Properties

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Exercise 61 Page 552

Substitute 10 for a, and -7 for b.

7/20

Practice makes perfect

We are given an expression and asked to evaluate it for some given values. a=10and b=-7 This means that we should substitute 10 for a and -7 for b in the given expression and then evaluate. Let's start.

-b/2a

a= 10

-b/2* 10

b= -7

-(-7)/2* 10

- (- a)=a

7/2* 10

Multiply

7/20

Subchapter links

Lesson Check p.549

Practice and Problem-Solving Exercises p.550-552

Standardized Test Prep p.552

Mixed Review p.552