Quiz 1 Math 9

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The Lord’s Wisdom Academy of Caloocan,Inc. 1162 Santolan St. Corner Guyabano St. Area D.,Brgy. 178 Camarin, Caloocan City JUNIOR HIGHSCHOOL DEPARTMENT Math 9 Quiz No. 1 (2nd Quarter) Name: ________________________________ Grade/Section: Score: _______ Teacher: _________________________Date: _________Parent’s Signature________ I. Fill in the blanks with the correct word or words to complete the statement. 1. The graph of a quadratic function is called __________. 2. The turning point of the graph of quadratic function is called the __________. 3. The vertical line that passes through the vertex and divides the parabola equally is called __________. 4. In the function f(x)= 3x2 + 8x + 12, the parabola opens __________. 5. f(x)= -5x2, the graph of quadratic function opens __________. 6. The vertex of f(x) = x2 + 8 is __________. 7. The zeros of f(x) = x2 + 6x + 9 is __________. 8. A quadratic function has at most _________ zeros. 9. The vertex of the quadratic function f(x)= -3(x+2)2 -1 is __________. 10. The value of a determines the direction of the opening of the __________. II. Complete the table without graphing the function. Function Direction of parabola Vertex Axis of symmetry 1. f(x)= 5x2 2. f(x)= -6(x-4)2 3. f(x)= (x-6)2 +10 III. Find the zeros of the following function. 2pts each 1. f(x) = 3x2 -4x -4 __________ 3. f(x) = 2x2 +3x -5 __________ 2. f(x) = 6x2 +11x +3 __________

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