1. The expression 3√8 can be simplified by breaking down the number under the square root: √8 = √(2 × 2 × 2) = 2√2.2. Now, we can replace √8 with 2√2 in the original expression: 3√8 = 3 × 2√2.3. Multiplying the coefficients, we get: 3 × 2√2 = 6√2.Therefore, 3√8 is equal to 6√2.
綜合
