The document provides examples and practice problems for solving polynomial equations by graphing or factoring. It includes solving equations such as 2x^4 = 9x^2 - 4, 36x^3 + 6x^2 = 9x, x^4 - 3x^2 - 10, and 2x^4 - 26x^2 - 28 = 0 through graphing or factoring techniques. The document provides step-by-step instructions and examples for solving polynomial equations in 1-3 steps.

1. Day 1 ­ Solving Polynomial Equations
Ex. 1: Solve by graphing. When necessary round to the nearest hundredth.
2x4 = 9x2 ­ 4
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2. Practice 1: Solve by graphing
36x3 + 6x2 = 9x
2

3. Factor each expression.
4 2 Prac. 2: x4 ­ 3x2 ­ 10
Ex. 2: x + 7x + 6
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4. ex. 3: prac. 3:
Solve x4 + 11x2 + 18 = 0.
Solve 2x4 ­ 26x2 ­ 28 = 0.
4