If f(x) = 3x2 - 2x+4 and g(x) = 5x² + 6x – 8, find (f+ g)(x). %3D %3D O A. (f+ g)(x) = -2x² – 8x+ 12 O B. (f+ g)(x) = 2x2 + &x – 12 O C. (f+ g)(x) = 8x² + 8x+ 12 O D. (f+ g)(x) = 8x² + 4x – 4

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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L 2.5.3 Test (CST): Functions
Question 17 of 25
If f(x) = 3x - 2x+ 4 and g(x) = 5x? + 6x – 8, find (f+ g)(x).
A. (f+ g)(x) = -2x² – 8x+ 12
B. (f+ g)(x) = 2x2 + &x – 12
C. (f+ g)(x) = 8x² + 8x+ 12
O D. (f+ g)(x) = 8x² + 4x – 4
SUBMIT
E PREVIOUS
O O O
Transcribed Image Text:A course.apexlearning.com Apex Learning - Courses Apex Learning - Courses My Drive - Google L 2.5.3 Test (CST): Functions Question 17 of 25 If f(x) = 3x - 2x+ 4 and g(x) = 5x? + 6x – 8, find (f+ g)(x). A. (f+ g)(x) = -2x² – 8x+ 12 B. (f+ g)(x) = 2x2 + &x – 12 C. (f+ g)(x) = 8x² + 8x+ 12 O D. (f+ g)(x) = 8x² + 4x – 4 SUBMIT E PREVIOUS O O O
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