#1**+1 **

This is asking what is tan x approaching as x tends to pi/2 from the high side (from the right side going left)

It is approaching minus infinity.

Can you see that?

Melody Aug 12, 2020

#3

#4**+1 **

oh okay i didnt see the + which means to the right! thank you for your help

jjennylove
Aug 13, 2020