Answered

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For 0° ≤ x < 360°, what are the solutions to cos(x/2) – sin(x) = 0?
A{0°, 60°, 300°}
B{0°,120°, 240°}
C{60°, 180°, 300°}
D{120°,180°, 240°}
Precalc

Sagot :

saifmoore

Answer:

the answer is c

Step-by-step explanation:

cos30 = sin60

then cos30 - sin 30 = 0

c is the only choice which can satisfy in the problem

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