# Reciprocal of a Negative Number?

## Answer

A negative reciprocal is that number you get by taking the reciprocal of any number and then changing the sign to negative (minus). Negative reciprocals are meant to help you find a perpendicular line to an equation.
Q&A Related to "Reciprocal of a Negative Number?"
 if your fraction is -a/b then the reciprocal is -b/a. Hence the product of the two numbers is 1 http://www.quora.com/What-is-the-reciprocal-of-a-n...
 Negative reciprocal is something you use in math that often times help you find a perpendicular line to an equation. ex: for an equation with a slope of 5x, the recriprocal would http://wiki.answers.com/Q/What_is_the_definition_o...
 The negative reciprocal of -5 is 1/5. This is done by taking the reciprocal of http://www.chacha.com/question/what-is-the-negativ...
 It is the result of taking the reciprocal of a number and then changing the sign into negative. http://www.kgbanswers.com/what-is-a-negative-recip...
Top Related Searches
Explore this Topic
Video Transcript. Hi. I'm Jimmy Chang and we're here to talk about what it the meaning of an algebraic negative reciprocal. Now when it comes to negative reciprocals ...
Negative reciprocal is something you use in math that often times help you find a perpendicular line to an equation. ex: for an equation with a slope of 5x, the ...
Video Transcript. Hi, I'm Charlie Kasov. I'm a math teacher and today we're going to learn why perpendicular lines always have negative reciprocal slopes. Now ...
About -  Privacy -  AskEraser  -  Careers -  Ask Blog -  Mobile -  Help -  Feedback © 2014 Ask.com