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19-02-2020
Mathematics

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Find the work done by the force f(x)=3x+7 in moving a particle from x=1 to x=3

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MathPhys MathPhys

19-02-2020

Answer:

26

Step-by-step explanation:

W = ∫ f(x) dx

W = ∫₁³ (3x + 7) dx

W = (1.5x² + 7x) |₁³

W = (1.5(3)² + 7(3)) − (1.5(1)² + 7(1))

W = 26

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