Use this inequality to prove that, `cos x <=1 -x^2/pi` in `0 <= x <= pi/2.`

In which of the following intervals the inequality sin x

If the inequality sin^(2) x + a cos x + a^(2) gt 1 + cos x holds for any x in R , then the largest negative integral value of a is

Solve the inequality . sin x cos x +(1)/(2) tan x ge 1

Solve the inequality . sin x cos x +(1)/(2) tan x ge 1

Solve the inequality . sin x cos x +(1)/(2) tan x ge 1

Solve the inequality . sin x cos x +(1)/(2) tan x ge 1

The complete set of values of x, x in (-(pi)/(2), pi) satisfying the inequality cos 2x gt |sin x| is :

The complete set of values of x, x in (-(pi)/(2), pi) satisfying the inequality cos 2x gt |sin x| is :

Use calculus to prove the inequality,sin x>=(2x)/(pi) in 0<=x<=(pi)/(2)