The minimum value of `cos2theta +costheta` for all values of `theta `is :

Minimum value of cos2theta+costheta for all real value of theta is

Minimum value of cos2theta+costheta for all real value of theta is

Minimum value of cos2 theta+cos theta for all real value of theta is

Find the maximum and minimum value of 5cos theta+3sin(theta+(pi)/(6)) for all real values of theta . Find the minimum value of costheta+cos2theta for all real values of theta . Find the maximum and minimum value of cos^(2)theta-6sin thetacos theta+3sin^(2)theta+2 .

The minimum value of sin theta . cos theta is

The minimum value of sin theta.cos theta is

The minimum value of (cos theta-sin theta) is

The minimum value of (cos theta+ sin theta) is:

The minimum value of 8(cos2theta+cos theta) is equal to

The minimum value of (cos theta-sin theta ) is