H
2x^2/5
two fifths
the square root of 2 fifths of irrational is 0.565685425
The two square roots are irrational.
The square root of four twenty-fifths, is two fifths, because of the fact that the square root of four is two and the square root of twenty-five is five.
Two fifths of 25 is 10.
No.
0.4
.4
5.6
Yes.