Question

Please find the exact value of the radical expression in simplest form. r√r - 3r√r + 4r√r

Answer 1

since they are all the square root of r you can add them like adding integers

Answer 2

1-3+4 =
-2+4
2
answer is 2 square root of r

Answer 3

Tell me what is:

1 - 3 + 4 = ??