Calculate the work done by the force F along the path C.F = - i + j + k; C: r(t) = i + j  + 7tk, 0 ? t ? 

A. W =  + ?2
B. W =  + ?2
C. W =  + ?2
D. W =  + ?2


Answer: D

Mathematics

You might also like to view...

Find the average rate of change of the function over the given interval.  g(x) = 6x3 - 4x2 + 1, [4, 8]

A.
B.
C. 312
D. 624

Mathematics

Write the slope-intercept form of the equation for the line passing through the given pair of points.(4, 2) and (10, 2)

A. x = 4 B. 4x + 10y = 0 C. 10x + 4y = 0 D. y = 2

Mathematics

Round the number to the place indicated.Round to the nearest one: 710.554

A. 711 B. 710 C. 710.55 D. 710.6

Mathematics

Find the product.(n + 7)2

A. n + 49 B. n2 + 14n + 49 C. n2 + 49 D. 49n2 + 14n + 49

Mathematics