Question

Date and If F=3i will d=6j the work done be​

Answer 1

Explanation:

F=−6x

3

i

^

x=4 to x=−2

∫dw=∫f.dx

As displacement is along

i

^

so F=−6x

3

−∫

4

−2

6x

3

dx=[

4

6x

4

]

4

−2

[

4

−6x

4

+

4

6x

4

]

4

−2

4

−6×(4)

4

+

4

60(−2)

4

=360J