Question

Calculati:
a)(2+2√2)×√2-4-√8+√24:√6

Answer 1

(2+2
$\sqrt{2} ) \times \sqrt{2} - 4 \sqrt{8} + \sqrt{24} \div \sqrt{6} = 2 \sqrt{2} + 4 - 4 - 2 \sqrt{2} + \sqrt{4} = \sqrt{4} = 2$

Answer 2

(2+2√2)×√2-4-√8+√24:√6=2