201729 fctor a greater than 1.notebook Today is Fri 2/10 Do Now: -Take out HW -Take calculator -Copy tonight's HW -Text Section 7.6 pg 395 #3-21 odd HW Answers February 10, 2017 201729 fctor a greater than 1.notebook Today's Objective: 2 Factoring ax + bx + c when a>1 (use splitting linear term/factor by grouping) February 10, 2017 201729 fctor a greater than 1.notebook February 10, 2017 When you have trinomials that look like this.... 3x2 + 2x - 5 a > 1, you will use the method called "Splitting the linear term" or "Factor by grouping" Splitting the linear term method (also called factor by grouping) Factoring trinomials in the form ax2 + bx +c when a>1 Completely factor 2x2 + 9x + 4 . 1) Find a c 2) Find the two factor pairs of ac that add to the center term b. 3) Write the center term using the sum of the 2 new factors, including the proper signs 4) Group the terms to form pairs the first 2 terms and the last 2 terms. Factor each pair by finding common factors. 5) Factor out the shared (common) binomial parentheses 201729 fctor a greater than 1.notebook 6 x2 + 5 x - 6 Ex: 2 -4x2 + 4x - 1 February 10, 2017 201729 fctor a greater than 1.notebook February 10, 2017 Ex: 3 6x2 + 7x - 20 Your turn! 3t2 + 8t + 4 4x2 - 9s + 5 -2t2 - 5t - 3 -5x2 + 6s - 1 201729 fctor a greater than 1.notebook February 10, 2017 201729 fctor a greater than 1.notebook February 10, 2017

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