Contoh : 3x² + 14 + 5

9 x 5 = 45
9 + 5 = 14
3x
² + 9x + 5x + 15
= (3x² + 9x)+ (5x + 15)
= x ( 3x + 5 ) + 3 ( 3x + 5 )
= ( x + 3 ) ( 3x + 5 )

soal :
1. 5x² + 13x + 6
2. 3y² - 8y + 4
3. 8p² -14y + 5
4. 6y² - 5y - 6
5. 2y² + 5y - 3

plisss bantuuu

1

Jawabanmu

2014-09-01T16:44:07+07:00
1. (x + 2)(5x+3)
2. (x - 2)(3x - 2)
3. (8x - 10)(8x-4)atau(4x-5)(2x-1)
4. (6x-9)(6x+4)atau(2x-3)(3x+2)
5. (x+3)(3x+2)