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OpenStudy (anonymous):
defition of one-one function?
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OpenStudy (vishal_kothari):
u need definition for which class?
OpenStudy (anonymous):
upto college b.sc., level.
OpenStudy (vishal_kothari):
Let f be a function whose domain is a set A. The function f is injective if for all a and b in A, if f(a) = f(b), then a = b; that is, f(a) = f(b) implies a = b. Equivalently, if a ≠ b, then f(a) ≠ f(b)...
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