Question

Prove that sec^2 theta - cos^2 theta = tan^2 theta + sin^2 theta .​

Answer 1

Answer:

prove that sec2θ-sin2θtan2θ=1+cot2θ-cos2θ` Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. Find the least number which when divided by 35, 56 and 91 leaves the same remainder 7 in each case. If xacosθ+ybsinθ=1 and xasinθ-ybcosθ=-1, prove that x2a2+y2b2=2.

Step-by-step explanation:

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