Question

Ini penjumlahan aljabar: 1/k-3 + 2/k+1 =

Answer 1

=(k+1)/((k-3)(k+1)) + (2k-6)/((k-3)(k+1))
=((k+1)+(2k-6))/(k²-2k-3)
=(3k-5)/(k²-2k-3)