22-10-2021
Mathematics

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The graph of y=f(x) is shown below. find all the values of x where f(x)=4

The graph of yfx is shown below find all the values of x where fx4 class=

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AlgebraicAardvark AlgebraicAardvark

22-10-2021

f(x) = 4 means "y=4".

If you draw in y=4 as a line on the graph, you're looking for points where the f(x) graph hits y=4. (see picture below)

This happens at one point and the x-value of that point is -2.

-2 is the only x-value where this happens.

Ver imagen AlgebraicAardvark

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