Review: 6-2c Mini-Quiz 1. Factor 4x 2 – 32x + 60 2. Factor 3. Factor 9x 2 + 18x – 18 4. Factor 3a 3 + 18a 2 + 24a 3x 2 + 5x + 6.

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Review: 6-2c Mini-Quiz 1. Factor 4x 2 – 32x Factor 3. Factor 9x x – Factor 3a a a 3x 2 + 5x + 6

Objective: The student will discover how to factor trinomials in the form ax 2 +bx+c.

Factoring Trinomials ax 2 + bx + c Chapter 6 – Factoring Lesson 6-3a

Example 4-1a Factor Answer: (5x + )(x + )Put in factors of 10 to make 27x 25x + 2x = 27x(5x + 2)(x + 5)

Example 4-1b Factor (24x - )(x - )(12x - )(2x - ) (8x - )(3x - ) or (6x - )(4x - ) Put in factors of 3 to make -22. (6x – 1)(4x - 3)Answer:

Example 4-3a Factor Answer: is a prime polynomial. (3x + )(x - ) or (3x - )(x + ) Put in factors of -5 that will make 7.

Example 4-1a Factor Answer: (3x + )(x + )

Example 4-1b Factor Answer: (5x – 4)(2x – 3)

Example 4-3b Factor Answer: prime

Homework 347/2-50 even