Warm Up - September 27, 2017 Classify each polynomial by degree and by number of terms. 1. 5x3 2. 6x2 + 4x - 2 Write each polynomial in standard form.

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Presentation transcript:

Warm Up - September 27, 2017 Classify each polynomial by degree and by number of terms. 1. 5x3 2. 6x2 + 4x - 2 Write each polynomial in standard form. 3. 7x + 3 + 5x2 4. -3 + 9x Find the zeros of each function. 5. y = x(x - 6 6. y = (x + 4)(x - 5) 7. y = (x + 12)(x - 9)(x - 7)

During: 5.3 Solving Polynomial Equations Learning Targets: 1. I can solve polynomial equations by factoring. 2. I can solve polynomial equations by graphing. Key Terms: sum of cubes, difference of cubes Homework pg. 301 # 10 - 24 even

"I do" Solving Polynomial Equations 3x4 + 12x2 = 6x3

"I do" Sums and Differences of Cubes 1. x3 - 64 = 0 2. x3 + 125 = 0

"We do" 1. 64x3 = 1

"You do" 1. 27x3 + 125 = 0 2. x3 + 13x = 10x2

Do You Know? Solve. 1. -1000x3 + 125 = 0 2. x3 - 27 = 0 3. x3 + 2x2 = 3x