Question

Hasil Dari(2√2-√6)(√2+√6)=

A.2(1-√2)
B.2(2-√2)
C.2(√3-1)
D.3(√3-1)
E.4(2√3+1)

(√2+√3)×(5√2-√3)=
A.7+4√6
B.4-7√6
C.6-4√7
D.7-4√6
E.6+7√4

Sekalian Caranya yah

Answer 1

2.2 + 2√12 - √12 - 6
4 + 2√12 - √12 - 6
4√3 - 2√3 - 2
2√3 - 2
2(√3 - 1)

5.2 - √6 + 5√6 - 3
7 + 4 √6