C-09-Q116mediumsingle_mcqThe value of tan2θ+1−sec2θ\tan^2\theta + 1 - \sec^2\thetatan2θ+1−sec2θ is—a000b111c−1-1−1d222ব্যাখ্যাThe Pythagorean identity sec2θ=1+tan2θ\sec^2\theta=1+\tan^2\thetasec2θ=1+tan2θ gives tan2θ+1−sec2θ=sec2θ−sec2θ=0\tan^2\theta+1-\sec^2\theta=\sec^2\theta-\sec^2\theta=0tan2θ+1−sec2θ=sec2θ−sec2θ=0.