Answer to Question #129110 in Discrete Mathematics for Hazha

Question #129110
F(x)=x is one to one function true or false
1
Expert's answer
2020-08-10T18:27:39-0400

True. The function "F(x)=x" is one to one function.

Let "x_1\\not= x_2, x_1,x_2\\in \\Bbb{R}" Then


"y_1=F(x_1)=x_1\\not=x_2=F(x_2)=y_2, x_1, x_2\\in\\Bbb{R}"

Therefore the function "F(x)=x" is one to one function.


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