Q) The value of tan[1/2 cos^(−1) (√5/3)] is (a) (3+√5)/2 (b) (3−√5)/2(c) (−3+√g5)/2(d) (−3−√5)/2

Trigonometric limits #class12maths #cbseclass12 #calculus #limits_and_continuity #jeemaths

Q) Simplify : .cos^(−1) ((sin𝑥+cos𝑥)/√2),𝜋/4=𝑥=5𝜋/4 #shivangmathsacademy #maths #cbsemaths

Draw the graph of 𝑓(𝑥)=𝑠𝑖𝑛^(−1) 𝑥, 𝑥∈[−1/√2, 1/√2]. Also, write range of f(x). #trigonometry

Q) Simplify : tan^(−1) ((cos2𝑥−sin2𝑥)/(cos2𝑥+sin2𝑥)),0=𝑥=𝜋/4..#class12maths #shivangmathsaca