Ответ:√3 × (√12 + √3) = √36 + 3 = 6 + 3 = 9.(√8 − √2)² = (2√2 − √2)² = (√2)² = 2.√50 − √18 + √32 = 5√2 − 3√2 + 4√2 = 6√2.√24 × √1,5 = √(24 × 1,5) = √36 = 6.