"If `sintheta=4/5`, find the  value of `(4tantheta-5costheta)/(sectheta+4cottheta)`"

"If `sintheta=4/5`, find the value of `(4tantheta-5costheta)/(sectheta+4cottheta)`"

"If `sintheta=4/5` , find the value of `(4tantheta-5costheta)/(sectheta+4cottheta)`"