Find the following trigonometric values.
2 answers:
Answer:
See below in bold.
Step-by-step explanation:
cos 150 = - cos(180-150)
= -cos 30
= √3/2
sin 150 = sin(180-150)
= sin 30 = 1/2.
Note: the sine is positive in the second quadrant whereas the cosine is negative in the second quadrant.
Answer:
Cos 150°=-(√3)/2
Sin 150=1/2
Step-by-step explanation:
Check out attached images for steps
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Answer:
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
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Answer:
a
Step-by-step explanation:
you would add three to both sides because you are subtracting on the left side, so you would use inverse operations
