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Negative Reciprocal
Slide 1 of 0
Concept
Negative Reciprocal
The
negative reciprocal
, or
opposite reciprocal
, of a
number
is its
reciprocal
with the opposite
sign
.
Number
Negative Reciprocal
a/b
-b/a
2
-1/2
- 5/7
7/5
-1/4
4
The
slopes of perpendicular lines
are negative reciprocals of one another.
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