Question

Bentuk sederhana dari :
1. 3√8 + √32
2. √20 + √45

terimakasih :)

Answer 1

1. 3√8 + √32
= 3√4 x 2 + √ 4 x 4 x 2
= 3 x 2 √2 + 2 x 2 √2
= 6 √2 + 4 √2
= 10 √2

2. √20 + √45
= √ 4 x 5 + √ 9 x 5
= 2 √5 + 3√5
= 5√5