Solve the Problem $\mathbf { F }$ And $\overrightarrow { \mathrm { AB } } = 4 \mathbf { i } + 3 \mathbf { j }$

Solve the problem.
-The angle between a 150 -pound force $\mathbf { F }$ and $\overrightarrow { \mathrm { AB } } = 4 \mathbf { i } + 3 \mathbf { j }$ is $30 ^ { \circ }$ . Find the work done by $\mathbf { F }$ in moving an object from $A$ to $B$ .

A) $\approx 375.00$ foot-pounds
B) $\approx 750.00$ foot-pounds
C) $\approx 909.33$ foot-pounds
D) $\approx 650$ foot-pounds

Correct Answer:

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