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Help. Please. I will give you thank you and 5 star if you help.

Help. Please. I will give you thank you and 5 star if you help.-example-1

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Answer:


(2)/( - 3) / ( - 1 (2)/(7) ) \\ = - (2)/(3) / - (9)/(7) \\reciprocal \: of \: (9)/(7) = (7)/(9) \\ = (2)/(3) * (7)/(9) \\ = ((2 * 7))/((3 * 9)) \\ = (14)/(27) \\ = (2)/(3)

User Zaplec
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User Rahul Ravi
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