Question

Efetue as somas algébricas

Answer 1

√18= √9.2= 3√2

√12= √4.3= 2√3

√98= √49.2= 7√2

2√12= 2√4.3= 2.2√3=4√3

3√2-2√3-7√2+4√3

-4√2+2√3