Question

(2/7)^-3*(2/7)^-11=(2/7)^7x​

Answer 1

Answer:

Step-by-step explanation

2/7^-3 * 2/7^-11 = 2/7^7x

(a^m * a^n = a^m+n)

⇒2/7 ^ -3-11= 2/7^7x

⇒2/7^-14 = 2/7^7x

⇒7x = -14

⇒x = -14/7

      = -2

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Answer 2

Step-by-step explanation:

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