# CODEE

h2>x2 ± bx ± cx

## Linear Brackets

A.1.1.a Expand Linear Brackets a(x + a)
Have to expand 1 linear bracket then go on to expand 2 linear brackets and collect like terms.

A.1.1.b Expand Linear Brackets a(x - a)
Have to expand 1 linear bracket then go on to expand 2 linear brackets and collect like terms.

A.1.1.c Expand Linear Brackets a(x +or- a)
Have to expand 1 linear bracket then go on to expand 2 linear brackets and collect like terms.

## Quadratic Brackets Using Foil

A.1.3.a Expanding 2 Brackets (x + a)(x + a)
Expand 2 brackets using FOIL.

A.1.3.b Expanding 2 Brackets (x - a)(x - a)
Expand 2 brackets using FOIL.

A.1.3.c Expanding 2 Brackets (x +OR- a)(x +OR- a)
Expand 2 brackets using FOIL.

laurenk

## x2 + bx  +cx

A.3.1.a Positive Quadratic
Have to use the quadratic formula to find the 2 values of x.

A.3.1.b Positive Quadratic, Rearrange
Have to rearrange the equation, then use the quadratic formula to find the 2 values of x.

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## -x2 + bx  +cx

A.3.2.a Negative Quadratic
Have to use the quadratic formula to find the 2 values of x.

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A.3.2.b Negative Quadratic, Rearrange
Have to rearrange the equation, then use the quadratic formula to find the 2 values of x.

## ax2 + bx  +cx

A.3.3.a Positive Quadratic
Have to use the quadratic formula to find the 2 values of x.
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A.3.3.b Positive Quadratic, Rearrange
Have to rearrange the equation, then use the quadratic formula to find the 2 values of x.

## -ax2 + bx  +cx

A.3.4.a Negative Quadratic
Have to use the quadratic formula to find the 2 values of x.

A.3.4.b Negative Quadratic, Rearrange
Have to rearrange the equation, then use the quadratic formula to find the 2 values of x.

laurenk