A) 70
B) 270
C) 35
D) 135
Correct Answer: D
Solution :
\[W=\int\limits_{0}^{5}{Fdx}=\int\limits_{0}^{5}{(7-2x+3{{x}^{2}})\ dx}\] = \[{{[7x-{{x}^{2}}+{{x}^{3}}]}^{5}}\] = 35 ? 25 + 125 = 135 JYou need to login to perform this action.
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