If `theta` positive acute angle and `sectheta=(17)/8` , find cosec `theta`.

If theta is a positive acute angle and sec theta =(m^2+1)/(2m) find tan theta and cosec theta

If theta positive acute angle and tan theta+sectheta=2/sqrt(3) find sin theta

If theta is a positive acute angle and cos theta=(15)/(17) , find the values of the other trigonometric ratios.

If theta is a positive acute angle and tan theta=3/4, find sin theta and sec theta

If theta be a positive acute angle and tan theta=(a)/(b) , then find the value of (a sin theta-b cos theta)/(a sin theta+b cos theta).

If theta is a positive acute angle and "cosec"theta=sqrt(3) , then the value of cottheta-"cosec"theta is

If theta is a positive acute angle and 2 costheta=1/2 sectheta ,find the value of theta .

If theta be positive acute angle sin3 theta=cos(2theta+15) ,find the value of theta .

If theta is a positive acute angle such that sec theta=cos ec60o, find the value of 2cos^(2)theta-1

If theta is a positive acute angle and "cosec"theta+cottheta=sqrt(3) , then the value of cosec theta is