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Math Mid-Term

Math Mid-Term Formula's

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
Created by: 100000283302186