Система x^2+16>0 x^2-1<0

Question

Система
x^2+16>0
x^2-1<0

Answer 1

X^2+16>0
(-••:••)
x^2-1<0<br>(x-1)(x+1)<0<br>x=1 x=-1

___+__-1___-___1___+___
(-1:1)