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- 1. Multiple ChoiceForms of Quadratics - Vertex Form #1
What is the line of symmetry for the equation y = ½(x - 4)² - 4?y = 4y = - 4x = 4x = - 4 - 2. Multiple ChoiceForms of Quadratics - Vertex Form #2
What direction does the equation y = -2(x - 1)² + 5 face?Opens up with a minimumOpens down with a maximumOpens leftOpens right - 3. Multiple Choice
If the blue graph is
f(x) = x2
then the red must be...g(x) = x2 - 5g(x) = x2 + 5g(x) = (x - 5)2g(x) = (x + 5)2 - 4. Multiple ChoiceWhat is the axis of symmetry of this quadratic? y = (x + 5)2 + 3x =5x=3x=-5x=-3
- 5. Multiple ChoiceWhat are the green dots called?axis of symmetryvertexparabolaroots or x-intercepts
- 6. Multiple ChoiceWhat is the green dashed line called?roots or x-interceptsparabolaaxis of symmetryline of dashes
- 7. Multiple ChoiceWhich of the following is the correct equation for the given graph?f(x) = (x - 2)2 - 1f(x) = (x + 2)2 - 1f(x) = -(x + 2)2 - 1f(x) = -(x - 2)2 - 1
- 8. Multiple ChoiceIf given the equation y = 3(x + 5)2 - 4, what is the vertex of the parabola?(5, -4)(-5, -4)(-15, -4)(15, -4)
- 9. Multiple ChoiceThe vertex of this graph is amaximumminumum
- 10. Multiple ChoiceWhat effects does "h" have on the parent function?Vertical stretch/compressionHorizontal shifts (left/right)Vertical shifts (up/down)
- 11. Multiple ChoiceWhat effects does "k" have on the parent function?Vertical stretch/compressionHorizontal shifts (left/right)Vertical shifts (up/down)
- 12. Multiple ChoiceWhich of the following equations shows the vertex form of a quadratic?x = -b/2ax = (-b ±√b2 - 4ac)/2ay = ax2 + bx + cy = a(x - h)2 + k
- Answer choicesTagsAnswer choicesTags