30 POINTS PLEASE HELP ASAP!!!
An incomplete proof of 1- tanθcosθ/cscθ=cos^2 θ is shown.
Which of the following expressions could be used to complete the second step of the proof?

30 POINTS PLEASE HELP ASAP An incomplete proof of 1 tanθcosθcscθcos2 θ is shown Which of the following expressions could be used to complete the second step of class=