Solve the Problem $9 ^ { \circ }$ East of South At

question 124

Multiple Choice

Solve the problem.
-An airplane is flying in the direction $9 ^ { \circ }$ east of south at $701 \mathrm {~km} / \mathrm { hr }$ . Find the component form of the velocity of the airplane, assuming that the positive $x$ -axis represents due east and the positive $y$ -axis represents due north.

• A) \(\langle 692.4 , - 109.7 \rangle\)
• B) \(\langle 109.7 , - 692.4 )\)
• C) \(\langle 0.1564 , - 0.987 \rangle \rangle\)
• D) \(\langle 288.9,638.7 \rangle\)

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Definitions:

Marginal Product

The additional output resulting from the use of one more unit of a production factor, holding other factors constant.

Factor X

An unspecified or unknown factor that can influence outcomes in an economic model or analysis.

Production Function

A mathematical model that relates the amount of output produced to the quantities of various inputs or factors of production.

Isoquant

A curve that represents all combinations of inputs that produce the same level of output in production theory.