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if the angle theta= -60°. find the value of cos theta.
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Answered by
1
Answer:
patanhi patanhi patanhi
Answered by
0
Answer:
Here, θ=−30
o
,
∴cosθ=cos(−30
o
)=cos30
o
=
2
3
[∵cos(−θ)=cosθ]
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