Question

simplify : (3^-7 ÷ 3^-10) × 3-5​

Answer 1

Answer:

1/9

Step-by-step explanation:

question = 3^10/(3^7 * 3^5)

= 3^10/3^12

=1/ 3^2

=1/9

Answer 2

(3⁻⁷ ÷ 3⁻¹⁰) × 3⁻⁵

= 3⁻⁷⁺¹⁰ × 3⁻⁵ = 3⁻⁷⁺¹⁰⁻⁵

=  3⁻²

=1/3²

1/9//

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