What is the sum of 5x + 3x-7 and 12x + 12? .2

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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Question
a hiset.e
What is the sum of
5x2 + 3x- 7 and 12x + 12?
A. 5x + 15x + 5
B. 5x + 15x + 19
C. 17x + 3x + 5
D. 17x2 + 15x + 12
E. 20x* + 5
Transcribed Image Text:a hiset.e What is the sum of 5x2 + 3x- 7 and 12x + 12? A. 5x + 15x + 5 B. 5x + 15x + 19 C. 17x + 3x + 5 D. 17x2 + 15x + 12 E. 20x* + 5
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