√75+√50+√32-√12 =
= 5√3+5√2+4√2-2√3 =
= 3√3+9√2
= √(25 x 3) + √(25 x 2) + √(16 x 2) - √(4 x 3) =
5√3 + 5√2 + 4√2 - 2√3 =
3√3 + 9√2