Which quadratic function has it's vertex at (-2,7) and opens down? a. y = -3(z + 2)² + 7 %3D b. y = -12(z + 2)² – 7 cy = (z - 2) +7 d. y = -2(z – 2) + 7 %3D O a.
Which quadratic function has it's vertex at (-2,7) and opens down? a. y = -3(z + 2)² + 7 %3D b. y = -12(z + 2)² – 7 cy = (z - 2) +7 d. y = -2(z – 2) + 7 %3D O a.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.3: Solving Quadratic Equations By Graphing
Problem 49PFA
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Transcribed Image Text:Which quadratic function has it's vertex at (-2,7) and opens down?
a. y = -3(z + 2)² + 7
%3D
b. y = -12(z + 2)² – 7
cy = (z - 2) +7
d. y = -2(z – 2) + 7
%3D
O a.
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