Question

/-это дробь

 

1) -5x:(-5/9)=

2) 18/27 a:9/12=

3)(-9ab³):(-3ab)=

4) 0,25x⁶ y⁵:(1/5 x³ y²)

Answer 1

1) = -5х* (-9/5)=-х*(-9)=9х

2)=18/27*12/9=24/27

3) =3b^2

4)=0.75x^3y^3