Math, asked by mullas884, 4 months ago

give geometrical proof of cos (A-B)=cosAcosB+sinAsinB

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Answered by zyvafawas

1

Answer:

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Step-by-step explanation:

5yveygtrcgvfsdgvfgvfggvfhsgsf5yveygtrcgvfsdgvfgvfggvfhsgsf

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