Question

plz answer this ques​

Answer 1

Answer:

              14 / 49

Step-by-step explanation:

   ( 3/7 ) ^ -2 = (7/3)^2     [ a power -n = 1 / a power n]

     (9/14)^ -1 =  14 / 9       [ a power -n = 1 / a power n]

(49/9 )/( 14 / 9) =  49 / 14

            As they have asked the reciprocal the answer is 14 / 49

Hope it was helpful.

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Answer 2

Answer:

(3/7)power by -2÷(3/14)power by -1

=(3/7) power by -2÷(14/7)power by-1

(6/7)power by -3

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