QUADRATIC EQUATION
by Kavin Karthik
1. QUADRATIC EQUATION??
1.1. A QUADRATIC EQUATION IS AN EQUATION IN WHICH DEGREE IS 2. EG:- X^2
1.1.1. QUADRATIC
1.1.1.1. QUAD MEANS SQUARE
1.1.2. EQUATION
1.1.2.1. EQUATION MEANS EQUAL TO
2. CONDITONS TO BE A QUADRATIC EQUATION
2.1. It should be in the form of ax^2 + bx + c = 0 Egs: 2x^2- 6x + 4 = 0
2.2. Where a, b, c are real numbers
2.3. a≠ 0
3. WAYS TO REPRESENT A QUADRATIC EQUATION
3.1. STANDARD FORM
3.1.1. ax^2 + bx + c
3.1.1.1. here a, b, c are real numbers
3.1.1.2. a≠ 0
3.2. FACTORED FORM
3.2.1. (ax + c) (bx + d) = 0
3.3. VERTEX FORM
3.3.1. y = a (x + b)^2 + c
4. WAYS TO SOLVE IT
4.1. FACTORING METHOD
4.1.1. SPLITTING THE MIDDLE TERM
4.2. QUADRATIC EQUATION
4.2.1. -b ± \/ (b2 - 4ac) / 2a
4.3. GRAPHING
4.4. COMPLETING THE SQUARE
4.4.1. (a + b)^2 or (a - b)^2