Question

A graph of f(x) = x2 − 4x + 3 is shown here. What is the interval of increase?

Answer 1

(–∞, –2)

(3, ∞)

(–∞, 1)

(2, ∞)

Answer 2

Is it b or D

Answer 3

or what?

Answer 4

I think its d

Answer 5

You got it down to 2 choices. Now which of those 2 do you think it is?

Answer 6

You got it!

Answer 7

Well remember since we have choices that are in parenthesis () and not brackets [] it means that those numbers are NOT included...so while it is clear at 2 it isnt increasing yet!! immediately after 2 we ARE increasing...so it looks to be D

Answer 8

yea you right

Answer 9

you all are right