Quadratic Graphs
5 practice questionsAlgebraStep-by-step solutions
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1
The minimum value of y = x² + 4 occurs at x =:
A.0
B.2
C.−2
D.4
2
The graph of y = x² opens:
A.Downward
B.Left
C.Right
D.Upward
3
The graph of y = x² − 4 crosses the x-axis at:
A.x = ±2
B.x = ±4
C.x = 0 only
D.x = ±1
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