Solving Equations
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22 terms
Terms | Definitions |
|---|---|
 Point Slope Equation | y-y1=m(x-x1) |
| Point Slope Standard Form | Ax+Bx=C |
| Vertex | (-b/m,c) |
| Relation | Set of pairs of input and output values |
| Domain | Set of inputs (x- value) |
| Range | Set of outputs (y-value) |
| Mapping Diagram | Links domain to range |
| Function | Relation in which one element of domain is paired with EXACTLY one element in range |
| Vertical Line Test | If passes 2 points on graph=> NOT a function |
| Coinciding Lines | Same Line ( All Real ) |
| Inconsistent Lines | ParallelI |
| Independent Lines | Have one solution; Different slopes |
| Subsitution | Solving for one variable in one equation & plugging it into the second |
| Elimination- Linear Combination | Add equations together to eliminate a variable |
| Quadratic Function | f(x)=ax2+bx+c |
| Linear Function | f(x)=x+c |
| Vertex of a Quadratic Function | (-b/2a, Plug it in) |
| Vertex Form of a Quadratic Function | y=a(x-h)2+k |
| Difference of 2 squares | A2-B2=(A-B)(A+B) |
| Difference of 2 Cubes | A3-B3=(A-B)(A2+AB+B2) |
| Sum of 2 Cubes | A3+B3=(A+B)(A2-AB+B2) |
| Discriminant | (Square root of) b2-4ac |
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