Question

bài 1 : thực hiện các phép tính

a. \(\frac{4x-1}{3x^2y}-\frac{7x-1}{3x^2y}\)

b.\(\frac{4x+1}{2}-\frac{3x+2}{3}\)

c.\(\frac{5x^2-y^2}{xy}-\frac{3x-2y}{y}\)

d.\(\frac{3x}{5x+5y}-\frac{x}{10x-10y}\)

e.\(\frac{x+3}{x}-\frac{x}{x-3}+\frac{9}{x^2-3x}\)

f.\(\frac{x+3}{x^2-1}-\frac{1}{x^2+x}\)

g.\(\frac{1}{3x-2}-\frac{4}{3x+2}-\frac{-10x+8}{9x^2-4}\)

h.\(\frac{x+9y}{x^2-9y^2}-\frac{3y}{x^2+3xy}\)

i.\(\frac{3}{2x+6}-\frac{x-6}{2x^2+6x}\)

Answer 1

https://i.imgur.com/VG57ZF2.jpg

Answer 2

https://i.imgur.com/RVF6CXo.jpg