Question

Find multiplicative inverse of -9/77×14/15
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Answer 1

Here is your answer

$- \frac{9}{77} \times \frac{14}{15} \\ \\ = - \frac{9}{ \cancel{77}} \times \frac{\cancel{14}}{15} \fbox{cancelling \: from \: 7} \\ \\ = \frac{ - 9}{11} \times \frac{2}{15} \\ \\ = - \frac{ - 18}{165}$

Hope This Helps You ❤️

Answer 2

multiplicative inverse of -9/77 = -77/9

multiplicative inverse of 14/15 = 15/14

Therefore , -77/9 × 15/14

= -11/3 × 5/2

= -55/6 .