Question

verify whether the function f:R->R defined as f(x)=4x-1 for all x belongs to R is @one to one or onto​

Answer 1

For any two elements x1, x2 ∈ R such that f (x1) = f (x2), we have Hence f is one-one.Read more on Sarthaks.com - https://www.sarthaks.com/128680/let-the-function-f-r-r-be-defined-by-f-x-4x-1-x-r-then-show-that-f-is-one-one

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