If a and b are positive quantities, `(a gt b)` find minimum positive value of `(a sectheta- b tantheta)`

If a and b are positive quantities,(a>b) find minimum positive value of (a sec theta-b tan theta)

Find the positive minimum value of sec theta ?

Prove that minimum value of atan^(2)theta+bcot^(2)theta is 2sqrt(ab) where a and b are positive quantities . Find the minimum value of 16 tan^(2) theta+9 cot^(2)theta

What is the value of (sectheta)/(tantheta+cottheta) ?

find tantheta if sectheta+tantheta=x

If a,b,c three unequal positive quantities in H.P .then