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Math Mid-Term
Math Mid-Term Formula's
| Question | Answer |
|---|---|
| What Are Integers? | Whole Numbers |
| What is a Rational Number? | A number that can be written as a fraction |
| What is a Irrational Number? | A number that cannot be written as a fraction |
| What is i2 equivalent to? | -1 |
| What Formula is used to Find Slope? | (y2-y1)-(x2-x1) |
| What is the Formula for "Point-Slope-Form"? | y-y1=m(x-x1) m=slope |
| What does "m" represent? | Slope |
| How do you find "Negative Recipricle's"? | Flip Slope and also Flip +/- Sign to Opposite EX: 5/2 has a "Negative Recipricle" of -2/5 |
| What is the Equation for a Line? | y=mx+b |
| What is a "Perfect Square"? | EX: x2+49=(x+7)(x+7) |
| What is the formula for "Quadratic Formula"? | (-b+/-√b2-4(a)(c))/2(a) |
| What is the "Discriminant" | √b2-4(a)(c) |
| If the Discriminant is greater than 0, then it has __ _______ Answer(s). | 2 Real Answers |
| If the Discriminant is equal to 0, then it has __ _______ Answer(s). | 1 Real Answer |
| If the Discriminant is less than 0, then it has __ _______ Answer(s). | 2 Imaginary Answers |
| How do you find out if a graph is a "Function" | The Vertical Line Test |
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