Reciprocal numbers multiply to 1. They are easy to find: Just Flip Them! To find the negative reciprocal, flip the number and then if it's positive make it negative -- and if it's negative make it positive!
What is negative reciprocal slope?
Negative Reciprocal. Opposite Reciprocal. The result of taking the reciprocal of a number and then changing the sign. For example, the negative reciprocal of 5 is , and the negative reciprocal of is . Note: Perpendicular lines have slopes that are negative reciprocals of each other.
What is the opposite reciprocal of 3?
First, to be opposite, they must have differing signs. One number should be positive and the other number should be negative. Second, to be reciprocals, one number should be the flipped fraction, or upside down version, of the other number. For example, the reciprocal or flipped fraction of 3/4 is 4/3.