Q. 140
Find the product of additive inverse and multiplicative inverse of .
.
Answer :
Additive inverse of a number is the number that, when added to that number yields zero.
Additive inverse of 
is = 
Multiplicative inverse is same as Reciprocal of a number,which is a number which when multiplied by that number gives 1.
Multiplicative inverse of 
is = 
Product of additive inverse and multiplicative inverse of 
is = 
= -1
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