An Equation of the Terminal Side of an Angle in Standard

question 57

Multiple Choice

An equation of the terminal side of an angle in standard position is given along with a restriction on x. Find the
indicated trigonometric function value of . Do not use a calculator.
- $y = 3 x , x \geq 0 ; \quad$ Find $\tan \theta$

• A) \(\frac { 1 } { 3 }\)
• B) \(\frac { \sqrt { 10 } } { 10 }\)
• C) \(\frac { 3 \sqrt { 10 } } { 10 }\)
• D) 3

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