2011
Mathematics
JAMB
The derivatives of (2x + 1)(3x + 1) is
A.
12x + 1
B.
6x + 5
C.
6x + 1
D.
12x + 5
Correct Answer: 12x + 5
Explanation
2x + 1 d(3x+1)/dx + (3x + 1) d(2x+1)/dx 2x + 1 (3) + (3x + 1) (2) 6x + 3 + 6x + 2 = 12x + 5
2x + 1 d(3x+1)/dx + (3x + 1) d(2x+1)/dx 2x + 1 (3) + (3x + 1) (2) 6x + 3 + 6x + 2 = 12x + 5THIS WEEK's
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