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2. Sederhanakan bentuk pangkat berikut. f. 3:(3³×3²)/3⁵

2. Sederhanakan bentuk pangkat berikut.
f. 3:(3³×3²)/3⁵

Jawaban yang benar adalah 1/3⁹

Pembahasan :

Konsep
=> aᵐ.aⁿ= aᵐ⁺ⁿ
=> aᵐ/aⁿ= aᵐ⁻ⁿ
=> a⁻ᵐ = 1/aᵐ
=> aᵐ = a.a.a.a.,,,,.a sebanyak m

Diketahui
3:(3³×3²)/3⁵
= 3¹:(3³⁺²)/3⁵
= 3¹:(3⁵)/3⁵
= 3¹⁻⁵/3⁵
= 3⁻⁴/3⁵
= 3⁻⁴⁻⁵
= 3⁻⁹
= 1/3⁹

Jadi bentuk sederhananya adalah 1/3⁹

 

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