Whats the type of the following function in discrete math

UkusakazaL

UkusakazaL

Answered question

2021-08-14

Whats the type of the following function in discrete math&
f:{1,2,3,4..}R
f(x) = 1/x

Answer & Explanation

Nathaniel Kramer

Nathaniel Kramer

Skilled2021-08-15Added 78 answers

Given f:{1,2,3,4..}R
f(x)=1x
i) One one
f(x1)=f(x2)
1x1=1x2
x1=x2
f(x) is one to one function
Onto f(x) = y
1x=y
x=1y
y=0R for which no value of x exist
f(x) is not onto

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