Solve the equation for solutions in the interval [0°, 360°). Round to the nearest degree.
sec 2? = 2
A. {0°, 120°, 180°, 240°}
B. {15°, 165°, 195°, 345°}
C. {30°, 90°, 150°, 270°}
D. {105°, 165°, 285°, 345°}
Answer: B
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?
?
A.
B. ?
C. ?
D. ?
E. ?
Estimate the result of the calculation. Use your estimate to determine if the result appears to be correct or incorrect.
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A.
B. -
C.
D. -