13. The parabola y = x2 + x + 1 opens: A. To the right %3D B. To the left C. Upward D. Downwarč

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter10: Quadratic Equations
Section10.5: Graphing Quadratic Equations
Problem 10.87TI: Determine whether each parabola opens upward or downward: (a) y=2x2+5x2 (b) y=3x24x+7
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13. The parabola y = x2 + x + 1 opens:
A. To the right
B. To the left
C. Upward
D. Downward
Transcribed Image Text:13. The parabola y = x2 + x + 1 opens: A. To the right B. To the left C. Upward D. Downward
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