Question

Each equation given below describes a parabola. Which statement best compares their graphs?

y = -3x2 y= -7x2

A. Both parabolas open to the left, and y = -3x2 is wider than y = -7x2.
B. Both parabolas open downward, and y = -7x2 is wider than y = -3x2.
C. Both parabolas open downward, and y = -3x2 is wider than y = -7x2.
D. Both parabolas open to the left, and y = -7x2 is wider than y = -3x2.

Answer 1

C