Question

What is the range of the function f(x) = (x - 12)2 + 19?
A. (-∞,∞)
B.[19,∞)
C.(-∞,19]
D.[12,∞)

Answer 1

It's A. Because the range is the y-value. So all real numbers.

Answer 2

can you help me with some more

Answer 3

@1Rascal

Answer 4

the equation is a parabola written in vertex form

\[y=(x - h)^2 + k\]

where (h, k) is the vertex

the parabola in your question is concave up... so the minimum value
it gets to is k... from the vertex

hope this helps

Answer 5

and the other thing you should know is that

A

is an incorrect answer...

Answer 6

SO its B?

Answer 7

that's correct

Answer 8

I have another one