Grade 12Trigonometry
why can’t we use AM>GM directly to find minimum value of sin^2A+cos^2A+cosec^2A+sec^2A+cot^2A+tan^2A if we directly use AM>GM then we get minimum value 6 but if we follow other way or procedure to solve then we get minimum value 7.why...i cant understand.
why can’t we use AM>GM directly to find minimum value of sin^2A+cos^2A+cosec^2A+sec^2A+cot^2A+tan^2A
if we directly use AM>GM then we get minimum value 6 but if we follow other way or procedure to solve then we get minimum value 7.why...i cant understand.
