The helicopter view in the figure shows two people pulling on a stubborn mule. The person on the right pulls with a force F, of magnitude 84.2 N and direction of 0, = 55.0°. The person on the left pulls with a force F, of magnitude 77.4 N and direction of 0, = 63.0°.FF(a) Find the single force that is equivalent to the two forces shown. The forces are measured in units of newtons (symbolized N).Nj(b) Find the force that a third person would have to exert on the mule to make the resultant force equal to zero.NÎ +Nj

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The helicopter view in the figure shows two people pulling on a stubborn mule. The person on the right pulls with a force F, of magnitude 84.2 N and direction of 8, = 55.0°. The person on the left pulls with a force F, of magnitude 77.4 N and direction of 8, = 63.0°. F, (a) Find the single force that is equivalent to the two forces shown. The forces are measured in units of newtons (symbolized N). Ni+ (b) Find the force that a third person would have to exert on the mule to make the resultant force equal to zero. Ni+ Nj