Prove that (CosA - SinA + 1)/(CosA + SinA -1) = CosecA + CotA. | Class 10 |

Important Questions for Class 10 Maths Chapter 8- Introduction to Trigonometry10th class mathematics. Mathematics, ncert, SSC, sets, polynomials, parabola, linear equations in two quadratic formula, progressions, coordinate geometry, similar triangles, triangles, tangents and secants, mensuration variables, quadratic equations,telangana board mathematics, andhra board mathematics, state syllabus, real numbers, logarithms, surface areas and volumes, trigonometry, applications of trigonometry, heights and distances, probability, Prove that cosA/(1+sinA) + (1+sinA)/cosA = 2secA Express trigonometric ratios of sinA, secA and tanA interms of cotAprove that (cosecA-sinA) (secA-coSA)=1/(tanA+cotA)prove that (1+secA)/secA = sin A/(1-coSA) prove that (secA-1)/(secA+1) = (1-cosA)/(1+cosA)Prove that (cote - cose)/(cote + cose) (cosece-1)/ (cosece + 1)if cosece + cote = k then prove that cos