Question

Determine the domain and range of the quadratic function f(x) = -6(x +1)2 -9. (1 point)
domain R; range y ≥-9
domain R; range y≤-9
domain R; range y ≤9
domain R; range y ≥ 9

Answer 1

f(x) = -6(x+1)^2 - 9 is a downward parabola with vertex at (-1, −9). Domain: all real numbers. Range: y ≤ −9.