Question

are -7/21 and 3/-9 equal rational numbers​

Answer 1

Answer:

Google karo answer aaega

Answer 2

Answer :-

So, we can say that these fractions are Rational numbers... and they are equivalent fractions...

Step by step explanation :-

$given \: \frac{ - 7}{21} \: and \: \frac{3}{ - 9} \\ \frac{ - 7}{21} = \frac{ - 1}{3} \: and \: \frac{3}{ - 9} = \frac{1}{ - 3} \: here \: when \: the \: sign \: is \: in \: denominator \: it \: is \: valuble \: for \: whole \: fraction \\ so \: these \: two \: fractions \: is \: equal \: to \: \frac{ - 1}{3} \\ so \: the \: given \: two \: fractions \: are \: equivalent...$

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