Which of the following is the smallest? 14,15,34,35
Find dydxin the following questions:
y=tan−13x−x31−3x2, −1√3<x<1√3.
If cos A=45 and cos B=1213,3π2<A,B<2π, find the value of the following
(i) cos(A+b)
(ii) sin(A−B)