9. Which of the following equations has no real solutions? a. 2x(x² + 1) = 0 b. x²+10=0 C. 3x317x217x-3=0 d. (x-1)(x-2)(x − 3) = 0 10. A family of quadratic functions has zeros -3 and 5. Which of the following is a member of this family? 1 a. y = = 2 (x+3)(x-5) b.y = 2(x + 3)² (x − 5) c. y=4(x+3)(x-5)(x+15) = d. y (x+5)(x-3)

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter5: Factoring Polynomials
Section5.4: Multiplying Binomials Mentally
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9. Which of the following equations has no real solutions?
a. 2x(x² + 1) = 0
b. x²+10=0
C. 3x317x217x-3=0
d. (x-1)(x-2)(x − 3) = 0
10. A family of quadratic functions has zeros -3 and 5. Which of the following is a member of this family?
1
a.
y = =
2
(x+3)(x-5) b.y = 2(x + 3)² (x − 5)
c. y=4(x+3)(x-5)(x+15)
=
d. y (x+5)(x-3)
Transcribed Image Text:9. Which of the following equations has no real solutions? a. 2x(x² + 1) = 0 b. x²+10=0 C. 3x317x217x-3=0 d. (x-1)(x-2)(x − 3) = 0 10. A family of quadratic functions has zeros -3 and 5. Which of the following is a member of this family? 1 a. y = = 2 (x+3)(x-5) b.y = 2(x + 3)² (x − 5) c. y=4(x+3)(x-5)(x+15) = d. y (x+5)(x-3)
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