1) What is the opening of the parabola y=(x-5)2-7? a) Upward b) Downward c) Sideward 2) What is the vertex of the quadratic function y = -27x2 ? a) V (23,0) b) V (0,0) c) V (0,23) 3) What is the vertex of the quadratic function y = 100x2 + 2? a) V (100,2) b) V (2,0) c) V (0,2) 4) In y = -23(x + 9)2, what is the vertex? a) V (-9,0) b) V (0,9) c) V (9,2) 5) In y = -2(x - 8)2 - 7, what is the vertex? a) V (-8, -7) b) V (8, -7) c) V (-8, 7) 6) In y = -2(x - 8)2 - 7, what is the axis of symmetry? a) x=8 b) x=-8 c) x=-7 7) In y = -2(x - 8)2 - 7, what is the domain? a) The set of all real numbers b) The set of all positive numbers c) The set of all negative numbers 8) In y = -2(x - 8)2 - 7, what is the range? a) y≤-7 b) y≥-7

PROPERTIES OF QUADRATIC FUNCTIONS_2

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