Quadratic Functions
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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| What is the binomial square theorem? | For all real numbers x and y
(x+y)^2=x^2=2xy=y^2
(x-y)^2=x^2-2xy+y^2
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| How do you find the corollary? | The image of the parabola y=ax^2 under the translation T h,k is the parabola with the equation y-k=a(x-h)^2.
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| What graph is the equation y=ax^2+bx+c congruent to? | y-ax^2
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| What is the quadratic formula? | x equals negative b plus or minus the square root of b squared minus 4ac all over 2a
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| What is vertex form? | y-k=a(x-h)^2
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| How do you figure out real solutions? | 1. 2 real solutions if b^2-4ac>0
2. 1 real solutions if b^2-4ac=0
3. two complex conjugate solutions if
b^2-4ac<0
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| What does i (imaginary number) equal? | i squared equals negative one and the square root of i equals negative one
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Created by:
jsica
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