1A1 + tan4A4. Prove thatsin2ACOS2n I5. Prove that cos0 + sinecose -sin

1.	1A1 + tan4A4. Prove thatsin2ACOS2n I5. Prove that cos0 + sinecose -sine[S. S.1e)cos0 +sine sec20-tan2022- 10)6. Prove that tan ( + θ)-tan(M) 2tan297. If cosθ-1 (a) Show that cos2ng (a2+1)os2n- 10)8, Prove that cosag + sina cos2β cos2β + sift cos299. Prove that 1 + tan0 tan20 sec20TH.= tanAS. S) 10. Prove that l + sin2A - cos2A1 + sin2A + cos2A1 + sin20(1 + tan2S.S11. Prove that 1-sin20-(1-1αηθ
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1A1 + tan4A4. Prove thatsin2ACOS2n I5. Prove that cos0 + sinecose -sine[S. S.1e)cos0 +sine sec20-tan2022- 10)6. Prove that tan ( + θ)-tan(M) 2tan297. If cosθ-1 (a) Show that cos2ng (a2+1)os2n- 10)8, Prove that cosag + sina cos2β cos2β + sift cos299. Prove that 1 + tan0 tan20 sec20TH.= tanAS. S) 10. Prove that l + sin2A - cos2A1 + sin2A + cos2A1 + sin20(1 + tan2S.S11. Prove that 1-sin20-(1-1αηθ

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8 and 4

4 and 8 questions banake bhejo