Use the Trigonometric Substitution to Rewrite the Algebraic Expression as a Trigonometric

question 60

Multiple Choice

Use the trigonometric substitution to rewrite the algebraic expression as a trigonometric function of θ,where $0 < \theta < \frac { \pi } { 2 }$ . $\sqrt { 16 - x ^ { 2 } } , x = 4 \sin \theta$ ​

• A)4 sin θ
• B)- 4 cos θ
• C)4 cos θ
• D)16 sin θ
• E)16 cos θ