Question

what is the multiplicative inverse of ( -21/33 multiply by -13/21​

Answer 1

The multiplicative inverse of this woul de -33/21

Answer 2

Step-by-step explanation:

${ ( \frac{ - 21}{33} \times \frac{ - 13}{21} ) }^{ - 1} \\ \\ = { \frac{13}{33} }^{ - 1} \\ \\ = \frac{33}{13}$

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