1 Answer

Alan Dunning · Answer 1 · 2016-09-26T23:36:06+0000

4x² - 25 = 0
4x² - 10x + 10x - 25 = 0
2x(2x) - 2x(5) + 5(2x) - 5(5) = 0
2x(2x - 5) + 5(2x - 5) = 0
(2x + 5)(2x - 5) = 0
2x + 5 = 0 U 2x - 5 = 0
- 5 - 5 + 5 + 5
2x = -5 2x = 5
2 2 2 2
x = -2¹/₂ x = 2¹/₂

Solution Set: {-2¹/₂, 2¹/₂}

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

No related questions found

Other Questions