# math

posted by
**Bradley**
.

Peform each indicated operation by using LCD and simplify the result. Can you please show me the steps on how you got the answer because I don't understand how to these problems. Thank you.

y+2 over y^2+2y+4 + 1 over y-2

z-3 over z^2+z-6 + 2z+1 over z-2