📝Factoring Trinomials (Slide & Divide Method) 📚 | Algebra 1 | Math Boost Camp

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[@joelhunton7108]

Thank you so much.

[@ngocdo5687]

2XX + 11X + 12
* XX + 5,5X + 6
6 = 1x6 = 1,5x4 = 2x3
1,5 + 4 = 5,5 = (b')
** 1,5:
2(1,5x1,5)+11(1,5)+12
4,5 + ,16,5 + 12 # 0
-1,5: 2(-1,5x-1,5)+11(-1,5)+12
4,5 - 16,5 + 12 = 0
**.4: 2(4x4) + 11x4 + 12
32 + 44 + 12 # 0
-4: 2(-4x-4)+11(-4)+12
32 - 44 + 12 = 0
*** X' = -1,5 , X" = -4 ./.

[@ngocdo5687]

4XX + 19X - 5
*. XX + 4,75X - 1,25
1,25 = 5x0,25=0,5x2,5
5 - 0,25 = 4,75 = (b')
**. 5 : 4(5x5) + 19x5 - 5
100 + 95 - 5 # 0
-5 : 100 - 95 - 5 = 0
** 0,25: 4(0,25x0,25)+19(0,25)-5
0,25 + 4,75 - 5 = 0
*** X' = 0,25 ,X" = 5./.