Question

simplify : 3^-7×10^-8/(30)^-10
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Answer 1

Answer:

2700

Step-by-step explanation:

3-⁷ × 10-⁸/30-¹⁰

= (1/3⁷) × (1/(2 × 5)⁸)/(1/(2 × 5 × 3)¹⁰

= 1 / 3⁷ × 1/2⁸ × 1/5⁸ ÷ 1/(2¹⁰ × 3¹⁰ × 5¹⁰)

= 2¹⁰/2⁸ × 3¹⁰/3⁷ × 5¹⁰/5⁸

= 2² × 3³ × 5²

= 4 × 27 × 25

= 2700