Question

find multiplicative inverse of 2 and -9​

Answer 1

Answer:

Multiplicative inverse of 2 and -9 is 1/-18

Step-by-step explanation:

2×(-9)

-18

Multiplicative inverse of -18=1/-18

Answer 2

1/2 & 1/-9

Step-by-step explanation:

For the multiplicative inverse of a real number, divide 1 by the number. For example, the reciprocal of 5 is one fifth (1/5 or 0.2), and the reciprocal of 0.25 is 1 divided by 0.25, or 4.

done by this method

2 = 2/1

2/1 × 1/2

=0

same for both

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