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Learn to solve quadratic equations using the quadratic formula with step-by-step examples and practice exercises. Discover the value of the discriminant and determine the number of real solutions in various equations.
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2e: Quadratic Formula • Example: Solve x2 - 12x = -20 using quadratic formula.
2e: Quadratic Formula • Example: Solve 2x2 + 9x = 18 using quadratic formula.
2e: Quadratic Formula • Example: Solve 2x2 - 17x + 8 = 0 using quadratic formula.
2e: Quadratic Formula • Example: State the value of the discriminant and determine the number of real solutions. • 2x2 + 11x + 15 = 0
2e: Quadratic Formula • Example: State the value of the discriminant and determine the number of real solutions. • 9x2 - 30x + 25 = 0
2e: Quadratic Formula • Homework: Page 587, #17-27 odd, 35-39 odd