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andriy [413]
3 years ago
7

Find the domain and range of f(x)=2x+cos x

Mathematics
1 answer:
V125BC [204]3 years ago
8 0

Answer:

Domain = Range =  All real numbers

Step-by-step explanation:

To quickly solve this problem, we can use a graphing tool or a calculator to plot the equation.

Please see the attached image below, to find more information about the graph

The equation is:

f(x)=2x+cos x

From the plot, we can see the answer is

Option a.

Domain = Range = (-∞,∞)

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