Question

Menyederhanakan bentuk pecahan aljabar!

Answer 1

5.) 3/x+1 + 3/x-1 = 3(x-1) +3(x+1) / (x+1)(x-1) = 3x-3+3x+3 / x² -1 = 6x / x²-1
6.) x/x+y + y/x-y = x(x-y) + y(x+y) / (x+y)(x-y) = x²-xy+xy+y² / x²-y² =x²+y² / x²-y²