Question

The following graph models bristols heart rate, in beats per minute(bpm), over time, in minutes during the last 10 minutes of yoga class. Bristols heart rate is 70.

Is the graph that models Bristol's heart rate a parabola?

Answer 1

Yes, this is a parabola; it is a u-shaped graph.

The vertex is at (5, 120), and each corresponding point on either side of the graph is the same distance from the vertex.

Answer 2

Yes. This is a parabola

Explanation:

Yes. This is a parabola.

Reasons:

I. It is open down

2. Symmetrical about a vertical line

3. Has a vertex

4. Any point on the curve is equidistant from a point and a line.

Hence parabola