Nguyen Duc Anh's Profile

Thực hiện phép tính :
a) (4x⁴-5x²-3-3x³+9x) : (x²-3)
b) (4x²+4xy+y²) : (2x+y)
c) (x²-6xy+9y²) : (3y-x)

Make Question:
1.Ha and Hoa stayed in Nha Trang two weeks
2.Do you like black pen or blue pen ?
3.My sister is tall 150cm
4.My family travel to DaNang once a year
5.They don't swim because they are afraid water
 

5⁴ . 3⁴ - (15² - 1) (15² + 1)