Question

Penjumlahan pecahan aljabar :

(2/x-1) + (5/x+2)

Answer 1

2/x-1 + 5/x+2
=2(x+2)/(x-1)(x+2) + 5(x-1)/(x+2)(x-1)
=2x+4/x^2+x-2 + 5x-5/x^2+x-2
=2x+4+(5x-5)/x^2+x-2
=2x+4+5x-5/x^2+x-2
=2x+5x+4-5/x^2+x-2
=7x-1/x^2+x-2

smoga membantu

Answer 2

Jawaban dan penyelesaian ada di lampiran