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3/4(cos20+sin10)=sin^3 10+cos^3 20​

3/4(cos20+sin10)=sin^3 10+cos^3 20​
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3/4(cos20+sin10)=sin^3 10+cos^3 20​

User Jukurrpa
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7 votes

Answer:

Its true

Explanation:

User Gabriel Oliveira
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