Question

Kak tolong, pakai cara yang mudah dipahami kak

Answer 1

Verified answer

4√18 = 4 √9 × √2
= 4 × 3 √2
= 12√2
3√50 = 3 √25 × √2
= 3 × 5 × √2
= 15√2
6√98 = 6 √49 × √2
= 6 × 7 × √2
= 42 √2
4√18 + 3√50 - 6√98
= 12√2 + 15√2 - 42 √2
= -15 √2