Question

0.89×0.89×0.89-0.64×0.64×0.64/0.89×0.89+0.89×0.64+0.64×0.64​

Answer 1

Explanation:

you can do this in calculator

Answer 2

Explanation:

(0.89)^3-(0.64)^3/(0.89)^2+(0.89*0.64)+(0.64)^2

a=0.89 b=0.64

(a-b) =a^3-b^3/a^2+b^2+ab

=(a-b) =0.89-0.64=0.25