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Given the function [tex]$f(x)=\frac{2}{x+2}$[/tex], simplify and analyze its behavior.

Sagot :

Sure, let's go through the detailed, step-by-step solution for evaluating the function [tex]\( f(x) = \frac{2}{x+2} \)[/tex] at a specific value of [tex]\( x \)[/tex].

Step 1: Understand the function [tex]\( f(x) \)[/tex]

The function given is:
[tex]\[ f(x) = \frac{2}{x+2} \][/tex]

Step 2: Choose a specific value for [tex]\( x \)[/tex]

Let's choose [tex]\( x = 3 \)[/tex] as the specific value to evaluate the function.

Step 3: Substitute the chosen value of [tex]\( x \)[/tex] into the function

We need to substitute [tex]\( x = 3 \)[/tex] into the function:
[tex]\[ f(3) = \frac{2}{3+2} \][/tex]

Step 4: Simplify the expression

Now we need to simplify the expression inside the function:
[tex]\[ f(3) = \frac{2}{5} \][/tex]

Step 5: Calculate the result

Finally, calculate the value:
[tex]\[ f(3) = 0.4 \][/tex]

Therefore, the value of the function [tex]\( f(x) = \frac{2}{x+2} \)[/tex] at [tex]\( x = 3 \)[/tex] is [tex]\( 0.4 \)[/tex].