Math Chapter Wise question with answer

Q01 Consider the following statements – I: d dx sech x= sech x tanh x II: d dx sinh–1 x = 2 1 x +1 English · UP PGT 2021 Q02 If sin (θ + iφ) = tanα + i secα then cos 2θ cosh 2φ is equal to – English · UP PGT 2021 Q03 If x = log (secθ + tanθ), then cosh x is equal to– English · UP PGT 2021 Q04 For all () ∈ –1 x –1,1,tanh x is equal to English · UP TGT 2021 Q05 sinh(x + iy) is equal to– English · UP PGT 2021 Q06 If x x e e y e e then dy dx is equal to– English · DSSB TGT (SECTION-B) 28 DEC 2014