Q.1. If Sin A = 3/5, 0<A< pi/2 and Cos B = -12/13 pi<B<3pi/2. Find the following:-(i) Sin (A-B)
(ii) Cos (A+B)
(iii) Tan (A-B)
Q.2. Prove that Sin (A+B)×sin (A-B) = Sin^2A-Sin^2B = -Cos2^A+Cos2^B
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can u tell the ansr i am not sure i just tried
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vipmanvendrapbcqke:
No bro sorry the answer of this question is -136/65. Try it once again
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