Question

Sederhanakanlah pecahan berikut:
1. 3 / a+1 - 1 / a2 + a

Answer 1

3/a+1 - 1/a^2+a
3a^2+3a-a-1/(a+1)(a^2+a)
3a^2+2a-1/a^3+a^2+a^2+a
3a^2+3a-a-1/a^3+2a^2+a
3a(a+1)-1(a+1)/(a^2+a)(a+1)
(3a-1)(a+1)/(a^2+a)(a+1)          *yang dibold sama-sama dicoret
3a-1/a^2+a