body{margin:0;} noscript{z-index: 10000; position: fixed; display: block; height: 100%; width: 100%; background: #fff;} noscript .fa{font-size: 40px; display:block; color: #daa520;} noscript div{margin-top: 6%; padding-left: 20px; padding-right: 20px; text-align: center;} ! You must have JavaScript enabled to use this site.

Pearson Algebra 1 Common Core, 2011

PA

Pearson Algebra 1 Common Core, 2011 View details

5. Completing the Square

Finish the assignment

Continue to next subchapter

Exercise 66 Page 581

Substitute 1 for a, 3 for b and 6 for c in the given expression.

- 15

Practice makes perfect

To evaluate the given expression for a = 1, b = 3 and c = 6, we should substitute these values into the expression and simplify as much as possible.

b^2 - 4ac

SubstituteValues

Substitute values

(3)^2 - 4(1)(6)

Calculate power

9 - 4(1)(6)

Multiply

9 - 24

Subtract term

- 15

Subchapter links

Lesson Check p.579

Practice and Problem-Solving Exercises p.579-581

Standardized Test Prep p.581

Mixed Review p.581