Page 13 - e modul polinomial 1

10x+4 a b
04. Jika = + tentukanlah nilai a dan b
2
x −x −2 x−2 x+1
Jawab 10 +4 = ( +1)+ ( −2)
2
2
− −2 − −2

10x + 4 = ax + a + bx -2b

10x + 4 = (a+b)x + a – 2b

Maka a + b =10
a – 2b = 4
3b= 6 b = 2
a + 2= 10 a =8

Polinomial