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Prove that:
We know that sin(A +B) = sinA cosB + cosA sinB
= sin 90°
= 1 = RHS
Hence proved.
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that:
Prove that: