FunctionHard

Question

Let f : [-1, 1] → [0, 2] be a linear function which is onto, then f(x) is/are

Options

A.1 - x
B.1 + x
C.x - 1
D.x + 2

Solution

     
f ; [-1, 1] → [0, 2]
for onto function
Range = codomain
only two linear functions possible as show in graph.

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