Alg2 lesson 6-4
0 likes69 views
36, 121, and x^2 + 10x + 25 are examples of perfect squares that can be expressed as the square of a binomial expression. The document provides instructions on how to solve quadratic equations by completing the square, showing the process for equations x^2 + 5x = 6 and x^2 - 4 = 0.
1 of 10
More Related Content
What's hot (20)
Ad
Similar to Alg2 lesson 6-4 (20)
Ad
More from Carol Defreese (20)
Recently uploaded (20)
Alg2 lesson 6-4
- 1. Some examples of perfect squares… 36 because 62 = 36 121 because 112 = 121 x2 + 10 x + 25 because (x + 5)2 = x2 + 10x + 25 x2 + 10 x + 25 is a perfect square trinomial
- 2. Solve
- 3. solve
- 4. solve
- 5. Solve or
- 6. Solve or
- 7. Solve by completing the square. =2 22 = 4 x+2=4 or x + 2 = -4 x = 2 or x = -6
- 8. Solve by completing the square. x2 + 5x = 6 x2 + 5x + =6+ 49 (x + )2 = x+ = 7 7 -7 x+ = or x + = x=1 or x = -6
- 9. Solve by completing the square. -
- 10. Solve by completing the square. -