Suku Banyak
• Horner
5x + 2 = 0 → x = -2/5
• 5x² - 8x + 3
............5.......-8.......3
(-2/5)
.....................-2.......4__( + )
............5.......-10.....7
Sisa = 7
• 5x³ - 8x² - (3a + 4)x + 1
............5........-8......-(3a + 4).......1
.......................-2......4...................(6)__( + )
............5........-10....-3a...................7
(-(3a + 4) + 4) × (-2/5) = 7 - 1
-3a × (-2/5) = 6
6/5 a = 6
a = 5
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Suku Banyak
• Horner
5x + 2 = 0 → x = -2/5
• 5x² - 8x + 3
............5.......-8.......3
(-2/5)
.....................-2.......4__( + )
............5.......-10.....7
Sisa = 7
• 5x³ - 8x² - (3a + 4)x + 1
............5........-8......-(3a + 4).......1
(-2/5)
.......................-2......4...................(6)__( + )
............5........-10....-3a...................7
Sisa = 7
(-(3a + 4) + 4) × (-2/5) = 7 - 1
-3a × (-2/5) = 6
6/5 a = 6
a = 5