Question

Sederhanakan lah!
3/x+y + 3/x-1

Answer 1

3/(x + y) + 3/(x - 1)
= (3(x - 1) + 3(x + y))/(x + y)(x - 1)
= (3x - 3 + 3x + 3y)/(x + y)(x - 1)
= (6x + 3y - 3)/(x + y)(x - 1)

Answer 2

=3/x+y+3/x-y
=3(x-y)/(x+y)(x-y)+3(x+y)/(x-y)(x+y)
=3x-3y+3x+3y/(x+y)(x-y)
=3x+3x-3y+3y/(x+y)(x-y)
=6x/(x+y)(x-y)
=6x/x²-y²
smoga membantu