Math, asked by av1009, 1 year ago

if cos =(alpha+beeta) then prive that sin(alpha-beeta) =2beeta

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Answered by Anonymous

0

Answer:

Step-by-step explanation:

I don't know

av1009: its ok

Answered by NSS03

0

Answer:

i just have one doubt what cos = alpha + beeta

Step-by-step explanation:

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