Test each option in y′−y′′=2x. A: y=x2+2x+2 gives y′−y′′=(2x+2)−2=2x. True. B: y=x2+2x+1 gives y′−y′′=2x. True. C: y=x+2 gives 1−0=1=2x. D: y=x2−2x+1 gives (2x−2)−2=2x−4=2x. So A and B only.
The solution of y′−y′′=2x is:
A. y=x2+2x+2
B. y=x2+2x+1
C. y=x+2
D. y=x2−2x+1
Choose the correct answer from the options given below:
Held on 23 May 2023 · Verified 13 Jul 2026.
A and B only
B only
C only
A and D only
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