Question

Check my answers?

http://prntscr.com/9l4xxl
http://prntscr.com/9l4y1x

Answer 1

@Directrix

Answer 2

for second x > -3

Answer 3

Kitty, when you want someone to give you feedback on your work, please show or explain in words what you yourself have actually done prior to selecting your answer.

Answer 4

for first x<2 and x>2
similarly for second
Note we have to see tangent makes an obtuse angle with positive direction of x-axis.