Respuesta :
Answer:
(f^-1)(x) = 4x² - 3, x ≤ 0
Step-by-step explanation:
y = -½(sqrt(x+3))
Make x the subject
-2y = sqrt(x+3)
(-2y)² = x+3
x = 4y² - 3
(f^-1)(x) = 4x² - 3
Domain of f^-1 is the range of f
At x = -3, f(x) = 0
At x > -3, f(x) < 0
Range of f is ≤0
So domain on f^-1 is ≤ 0
Answer:
(f^-1)(x) = 4x² - 3, x ≤ 0
Step-by-step explanation:
On Plato put 4 in first box, 3 in second box, 0 in third box.
There you go.