Question

Найти область значений функции
1) g(x) = x2 + 8
2) f(x) = √x + 3
3) f (x) = √x-6 - √6-x

Answer 1

1) D(g) = (-∞; +∞)

2) D(f) = [0; +∞)

3) D(f) = {6}