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Prove that (1-sin theta + cos theta)^(2)=2(1+cos theta)(1-sin theta) | RD Sharma-Example 13 |

R D Sharma - Example 12 | Prove that ((sinA-sinB)/(cosA+cosB))+((cosA-cosB)/(sinA+sinB))=0 |

Prove that cot^2a(seca-1/1+sina)+sec2a(sina-1/1+seca)=0 | RS Aggarwal trigonometry - Question 32 |

Prove that sin theta(1+tan theta)+cos theta(1+cot theta)=sec theta+cosec theta | Trigonometry |

Exercise 8.4 Question 5 part 6. Ex 8.4 Q5 (vi). Prove that root (1+sin theta/1-sin theta)=sec theta+