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# 9-4 FOIL Method

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Author: Kate Sidlo
##### Description:

By the end of this tutorial students will be able to distribute two binomials with like terms using the FOIL method, taking a quadratic equation from factored form to standard form.

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Tutorial

## TO DO:

1) Write title at the top of your page

2) Draw Cornell Line

3) Write all questions & answer them

4) Write all examples

## VOCABULARY:

FACTORED FORM: Any quadratic equation in the form y = (x - a)(x - b)

LINE OF SYMMETRY: The vertical line through the vertex, splits parabola into two mirror-image pieces

QUADRATIC EQUATION: A polynomial with a highest term of x2

PARABOLA: A graph of a quadratic equation

POLYNOMIAL: Any finite set of terms with positive exponents being added, subtracted, or multiplied

ROOTS/ZEROS: The point or points where a parabola intersects the x-axis.

STANDARD FORM: Any quadratic equation in the form: y = ax2 + bx + c

VERTEX: The point on the graph where the parabola changes direction from positive to negative or negative to positive