Question

Как сделать? (6+4√2)/(2√2-2)

Answer 1

6+2√2= 2²+4√2+√2²=(2+√2)²=(√2·√2+√2)²=2(√2+1)²
2(√2+1)² //2(√2-1)=(√2+1)²/(√2-1)=(√2+1)³