Math, asked by krithi219, 7 months ago

Prove that cos^2theta+cos^2(2pi÷3+theta)+cos^2(2pi÷3-theta)=3÷2

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Answered by Anonymous

4

Answer:

ɦօքɛ ɨȶ ɦɛʟքֆ ʏօʊ...........

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Answered by Anonymous

7

Answer:

plєαsє mαrk thє uppєr αnswєr αs вrαínlєíst...

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