Question

1)tg(x+2)=0;2)ctg(x+3)=0

Answer 1

$displaystyle tg(x+2)=0 x+2= pi n. x= pi n-2$

x=пn-2. n∈Z

$displaystyle ctg(x+3)=0 x+3= pi /2+ pi n x= pi /2-3+ pi n$

x=п/2-3+пN. n∈Z