Question

How do you solve `tantheta+1=0`?

Answer 1

Solution: `theta=135^0 and theta=315^0`

Explanation:

`tantheta+1=0` # :. tan theta = -1 ; tan(pi-45)= -1

and `tan(2pi-45)=-1` `:. theta= pi-45 =135^0 and theta =2pi-45= 360-45=315^0`

Solution: `theta=135^0 and theta=315^0` [ans]