Question

-1.8:((2/3)²-7/9 срочно решить !!!

Answer 1

-1.8:((2/3)²-7/9)=-18/10:(4/9-7/9)=-18/10:(-3/9)=-18/10*(-9/3)=54/10=5 4/10=
5 2/5

Answer 2

(2/3)²-7/9=4/9-7/9=-3/9
-1.8: (-3/9)=-18/10* (-9/3)=18*9/10*3=(6*9)/10=54/10=5.4