Posted by Anonymous on .
sinx(ccscxsinx=cos^x

precal 
bobpursley,
sin*csc=1
sin*(sin= sin^2x
1sin^2x=cos^2 x
cos^2x=cos^2x
Posted by Anonymous on .
sinx(ccscxsinx=cos^x
sin*csc=1
sin*(sin= sin^2x
1sin^2x=cos^2 x
cos^2x=cos^2x