Question

4. Find the multiplicative inverse of the following.
-13
1
(1) - 13 (ii)
19
(ii)
5
-2
(v) - 1 X
(v) - 1
5​

Answer 1

Multiplicative inverse of something is the number which when multiplied by original number gives 1 as a result.

So, Multiplicative inverse of

(i) -13 = -1/13

(ii) 19 = 1/19

(iii) 5 = 1/5

(iv) -2 = -1/2

(v) -1 = -1

(vi) -1/5 = -5