What is additive inverse? 

Asked by Parket | 3rd Nov, 2014, 09:52: PM

Expert Answer:

A d d i t i v e space i n v e r s e space o f space a space n u m b e r space i s space a space n u m b e r space w h e n space a d d e d space t o space i t space g i v e s space 0. S u p p o s e space 4 space i s space a space n u m b e r. L e t space x space b e space t h e space a d d i t i v e space i n v e r s e space o f space 4. T h e n comma space 4 plus x equals 0 rightwards double arrow 4 plus x plus open parentheses minus 4 close parentheses equals minus 4 rightwards double arrow x plus 0 equals minus 4 rightwards double arrow x equals minus 4 T h u s comma space t h e space a d d i t i v e space i n v e r s e space o f space 4 space i s space minus 4.

Answered by Vimala Ramamurthy | 4th Nov, 2014, 09:21: AM