7
QuizMultiple Choice
Trigonometric Difference Identities — Unit test
Question 7 • Precalculus
For 0° ≤ x < 360°, what are the solutions to cos – sin(x) = 0?
Answer
A
{0°, 60°, 300°}B
{0°,120°, 240°}C
{60°, 180°, 300°}D
{120°,180°, 240°}Question 7 • Precalculus