22. Which value for k will allow the polynomial x2 + kx - 45 to be fully factorable? а. 3 b. -12 C. -18 d. 15 e. any of the above will work mm
22. Which value for k will allow the polynomial x2 + kx - 45 to be fully factorable? а. 3 b. -12 C. -18 d. 15 e. any of the above will work mm
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:22. Which value for k will allow the polynomial x² + kx – 45 to be fully factorable?
ro
а. 3
b. -12
C. -18
d. 15
e. any of the above will work
omm
Transcribed Image Text:21. What value of c would make x2 + 60x +c a perfect square?
а. 900
b. 30
С. 250
d. 15
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