Solving Quadratic Equations By Using The Quadratic Formula Worksheet With Answers Page 9
ADVERTISEMENT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
419-5 Solving Quadratic Equations by Using the Quadratic Formula
The discriminant is negative, so the equation has no real solutions, ø.
2
18. 6x
− 12x + 1 = 0
SOLUTION:
For this equation, a = 6, b = –12, and c = 1.
The solutions are 1.9 and 0.1.
2
19. 5x
− 8x = 6
SOLUTION:
Write the equation in standard form.
For this equation, a = 5, b = –8, and c = –6.
The solutions are 2.2 and –0.6.
2
20. 2x
− 5x = −7
SOLUTION:
Write the equation in standard form.
eSolutions Manual - Powered by Cognero
Page 9
For this equation, a = 2, b = –5, and c = 7.
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education