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Use a Graphing Utility to Solve the Equation on the Interval

Question 104

Multiple Choice

Use a graphing utility to solve the equation on the interval 0 0x<3600 ^ { \circ } \leq x < 360 ^ { \circ } . Express the solution(s) rounded to one decimal
place.
- 2+13sinx=14cos2x2 + 13 \sin x = 14 \cos ^ { 2 } x


A) 214.9°, 325.2°
B) 34.9°, 214.9°
C) 55.2°, 124.9°
D) 34.9°, 145.2°

Correct Answer:

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