1.47
2.67
3.23
3.47
Correct answer is D
∫5x dx = 5 ∫1x = 5Inx
Since the integral of 1x is Inx
∫2 1∫ 5x dx = 5
dx = 5 (In<2 – InIn1)
= 3.4657
= 3.47
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