Question

Which of the following is a point in the graph as described by the function

Y=(2x+1)^2-4

Answer 1

[AI-generated answer — Bot GPT 3.5]

The function is a parabola that opens upwards. The vertex is at the point (-0.5, -4).

Answer 2

Is it not (-1,-3)?

Answer 3

[AI-generated answer — Bot GPT 3.5]

Let's check by substituting x = -1 into the function to find the corresponding y value:

Y = (2(-1) + 1)^2 - 4
Y = ( -2 + 1 )^2 - 4
Y = (-1)^2 - 4
Y = 1 - 4
Y = -3

Therefore, the point (-1, -3) is correct. Thank you for pointing that out!