# Math..plzz help

posted by
**elena**
.

Compare the graphs

f(¦È)=sin¨¨ and f(¦È)=sin(-¦È).

f(¦È)=cos¨¨ and f(¦È)=cos(-¦È).

What conclusions can you make?

posted by
**elena**
.

Compare the graphs

f(¦È)=sin¨¨ and f(¦È)=sin(-¦È).

f(¦È)=cos¨¨ and f(¦È)=cos(-¦È).

What conclusions can you make?