What will be additive inverse of 3 9 July 8, 2019 16 32 64 128 What will be the additive inverse of 3 9 answer What will be additive inverse of minus 3 by 9 What will be the additive inverse of 3 9 9 11 and 5 7 What will be the additive inverse of minus 3 by 9 9 11 5 7 How to inverse 3 by 3 matrix Inverse of 3x3 Inverse of a matrix 3x3