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Please someone help me! If sinα*cosα=-0.5 then what's the value of sin^4α+cos^4α and sin^6α+cos^6α?

User DimG
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HEY MATE check the attachment :)

Please someone help me! If sinα*cosα=-0.5 then what's the value of sin^4α+cos^4α and-example-1
User Roryrjb
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