Question

Сократите дроби: 1) 4х-8y/6(x-2y)= 2) x^2-18x+81/3x-27= 3) a^2-64/16+2a=

Answer 1

1). 4(х-2*у)/6*(x-2*y)=4/6=2/3;2).(x-9)^2/3*(x-9)=(x-9)/3; 3). (a-8)*(a+8)/2*(a+8)=(a-8)/2.