[無料ダウンロード！ √] one one function definition 349251-Inverse one to one function definition
One to one function is when one value of 'x' equals one value of 'y' Eg y = 2x This is a one to one function because if x was 2, then y can only equal 4 Eg y = x^2 This is not a one to one function because many values of 'x' can equal a certain value of 'y' Therefore this is