Quadratics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Quadratic Formula | -b(+)(-)square root of b^2 + 4(a)(c) divided by 2a
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| Discriminant | b^2-4ac
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| Completing the Square | All quadratic equations can be solved by using the Square Root Property by manipulating the equation until one side is a perfect square
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| Imaginary Unit i | defined to be: i^2=-1
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| Pure Imaginary Number | square roots of negative real numbers
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| Square Root Property | the sum of squares can be factored over the complex numbers
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| Complex Number | terms are not like terms and cannot be combined
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| Complex Conjugates | two complex numbers in the form of a+bi and a-bi
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| Factored Form | 0=a(x-p)(x-q)
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| FOIL Method | use this method to write a quadratic equation that is in factored form, in standard form; uses the distributive property
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| Quadratic Equation | equations that are set equal to a value
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| Standard Form | ax^2+bx+c=0
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| Roots | Solutions of a quadratic equation
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| Zeros | the zeros of a function are the x-intercepts of the graph
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| Quadratic Function | the greatest exponent is 2
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| Quadratic Term | ax^2
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| Linear Term | bx
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| Constant Term | c
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| Parabola | the graph of a quadratic function
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| Axis of Symmetry | a line through the graph of a parabola that divides the graph into two congruent halves
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| Vertex | the axis of symmetry will intersect a parabola at only one point
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| Maximum Value | greatest possible value the function can reach
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| Minimum Value | lowest possible value the function can reach
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Created by:
madisongooding
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