16x x x x 2 - x + 7. f(x) = x 2 4x 5. Student Name: Date: Teacher Name: Micah Shue. Score:

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1 Analytic Geometry (CCGPS) EOCT Quiz Expressions, Equations, and Functions - (MCC9 12.A.SSE.2 ) Rewrite Expressions, (MCC9 12.A.SSE.3a ) Factor Quadratic Expression, (MCC9 12.A.SSE.3b ) Complete Square For Vertex, (MCC9 12.A.APR.1 ) Polynomial Arithmetic, (MCC9 12.A.REI.4a ) Complete Square To Solve, (MCC9 12.A.REI.4b ) Solve By Inspection, (MCC9 12.A.REI.7 ) Simple Nonlinear System, (MCC9 12.F.IF.4 ) Interpret Key Features, (MCC9 12.F.IF.7a ) Graph Quadratics, (MCC9 12.F.IF.8a ) Show Zeros, Extrema, Symmetry Student Name: Teacher Name: Micah Shue 1 ) Factor x 2 + 2x A) (x - 5)(x + 3) B) (x - 5)(x - 3) C) (x + 5)(x + 3) D) (x + 5)(x - 3) Date: Score: 2 ) Factor. A) (4x - 5)(4x + 5) B) (4x - 5)(4x - 5) C) (4x + 5)(4x + 5) D) (5x + 4)(5x - 4) 16x x ) Factor. A) (12x - 25)(12x + 25) B) (12x - 25)(12x - 25) C) (25x - 12)(25x - 12) D) (12x + 25)(12x + 25) 144x ) Factor 2x 2-50 completely. A) (x + 5)(x - 5) B) 2(x + 5)(x - 5) C) 2(x + 5) 2 D) 2(x - 5) 2 5 ) Factor the polynomial completely. A) (x + 1)(x + 7) B) (x - 7)(x + 1) C) (x - 7)(x - 1) D) cannot be factored x 2 - x ) What is the vertex of this quadratic function? A) (0, 5) B) (4, -5) C) (2, -9) f(x) = x 2 4x 5 D) (0.5, -6.75) 1/10

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3 7 ) Write the quadratic function in vertex form. A) f(x) = (x - 3) 2-10 B) f(x) = (x ) C) f(x) = (x ) D) f(x) = (x ) f(x) = x 2-3x ) Rewrite the equation of the parabola in vertex form. A) y = (x + 4) 2-37 B) y = (x + 4) 2-21 C) y = (x + 4) 2-5 D) y = (x + 4) y= x 2 + 8x ) Simplify. A) 6x + 2 B) 6x + 14 C) 14x + 2 D) 14x x + 3(x - 2) - 4x ) Multiply. A) -21x + 8x B) 7x 2 + 6x - 21x - 14 C) 12x - 14 D) 12x 2-13x - 14 (3x + 2)(4x - 7) 1 1 ) Solve the quadratic equation by completing the square. x 2 + 6x - 5 = 0 A) x = 3 ± 14 B) x = 1 ± 11 C) x = -3 ± 14 D) x = -1 ± ) 3/10

4 Identify the roots of the quadratic function. A) x = 3 and x = 2 B) x = 3 and x = -2 C) x = -3 and x = 2 D) x = -3 and x = /10

5 1 3 ) Solve the quadratic equation. A) x = -3, and x = 5 B) x = 3, and x = -5 3x 2-14x - 5 = 0 C) x = - 1 3, and x = 5 D) x = 1, and x = ) Solve using the Quadratic Formula. A) x = 7± 13 2 B) x = 7 ± 85 6 C) x = 7 ± 85 2 D) x = - 7 ± x 2-7x - 3 = ) Solve the system of equations. y = x 2-3x + 2 y = -9x - 3 A) x = -5, -1 B) no solution C) (5, 0) and (1, 6) D) (-5, 42) and (-1, 6) 1 6 ) 5/10

6 Identify the zeros of the quadratic function. A) x = 2 and x = 5 B) y = 2 and y = 5 C) x = -2 and x = -5 D) y = -2 and y = ) y = x2 + 5x +3 The height y (in feet) of a ball thrown by a child is given by the equation, where x is the horizontal distance (in feet) from the starting point. What is the maximum height of the ball? A) ft B) ft C) ft D) ft 6/10

7 1 8 ) The graph of y = -x 2 + 3x - 2 is shown. The ZERO(S) of this function is/are A) -2 B) -2, 2 C) -2, 1, 2 D) 1, ) 7/10

8 Find the equation of the function in the graph. A) y = x B) y = x C) y = x 3 D) y = x ) Identify the roots of the quadratic function. A) x = 0 and x = 4 B) x = 0 and x = -4 C) y = 0 and y = 4 D) y = 0 and y = /10

9 2 1 ) x f(x) James creates the table shown to represent the function ƒ(x) = x 2 + 8x Determine the zero(s) of the function. A) x = -6 and x = 0 B) x = -6 and x = -2 C) x = -8 and x = -1 D) x = -2 and x = ) 9/10

10 The equation of a parabola is y = 9(x 2) 2 2. Which is the graph of the parabola? A) B) C) D) 2 3 ) Which expression is prime? A) x 2-9 B) 1-9x 2 C) 2a 2-25 D) 4x /10