(5² : 5³)² : ( 5⁴×5² )³ × 5 , berapa hasilnya?

(5² : 5³)² : ( 5⁴×5² )³ × 5 , berapa hasilnya?

JAWAB

◆(5² : 5³)² = [5^(2-3)]² = [5^(-1)]² = 5^(-2)
◆( 5⁴×5² )³ = [5^(4+2)]³ = [5^(6)]³ = 5^(18)

maka,

◆(5² : 5³)² : ( 5⁴×5²)³ × 5
= 5^(-2) : 5^(18) × 5
= 5^(-2-18+1)
= 5^(-19)
= 1/(5^19)
= 1/19.073.486.328.125 ≈ 0