Question

Melvin can finish a job in 9 hours working alone Vanessa has more experience and can finish the same job in 6 hours working alone.

Answer 1

Step-by-step explanation:

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The line of action of the force 6-1-21. passes through the point whose position vector is

-1+k. Find (a) Moment of force about the origin

(b) The moment of force about the point of position vector i+k

(c) The moment of force about the y-axis