College Algebra - Quadratic Equations
Solving Quadratics by Factoring
Example:
Factor
x2 = 25
3x2 - 7x = 0
Example:
Factor
2x2 - 5x - 3 = 0
x2 - 4x + 4 = 0
Solving Quadratic Equations by Using Square Roots
Example:
Factor
3x2 + 1 = 151
x2 + 8x + 16 = 12
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Show Step-by-step Solutions
Example:
Factor
x2 + 6x + 1 = 0
Example:
Factor
2x2 + 4x - 1 = 0
Proving the Quadratic Formula
Example:
Factor
3x2 - 5x - 3 = 0
√2x2 + 3x + √2 = 0
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