Question

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Answer 1

Answer:

(i) Yes, it is equivalent.

(ii) No, it is not equivalent, it should be $\frac{-49}{84}$.

(iii) No, it is not equivalent, it should be $\frac{-27}{33}$.

Step-by-step explanation:

(i) $\frac{6\times9}{7\times9}$

= $\frac{54}{63}$

(ii) $\frac{-7\times7}{12\times7}$

 =  $\frac{-49}{84}$

(iii) $\frac{-9\times3}{11\times3}$

=    $\frac{-27}{33}$