In each function below, determine: a) The domain.
b) The image set.
c) The graph.
d) The points where the graph intersects the x and y axes.

a) f(x) = 2x – 4

b) y = -x + 3

c) f(x) = x

d) y = -2x

Answer :

For a function to be one to one it must

For a function to be one to one it mustpass the horizontal line test. For every

For a function to be one to one it mustpass the horizontal line test. For everyoutput value f(x) there is only one

For a function to be one to one it mustpass the horizontal line test. For everyoutput value f(x) there is only oneinput value x..

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