Question

What is the multiplicative inverse of ( 4 /9 × - 3 / 5 )
A. -12/45
B.-4/15
C.45/12
D.-15/4​

Answer 1

-15/4

Explanation:

First multiply =

$( \frac{4}{9} \times \frac{ - 3}{5} )$

$- \frac{4}{9} \times \frac{3}{5}$

$\frac{ - 4}{15}$

Multiplicative inverse of-4/15 =

$\frac{ - 4}{15} \: inverse \: = \frac{ - 15}{4}$