If f(x)=x/2+8, what is(fx) when x=10
2 answers:
Answer:
13
Step-by-step explanation:
![f(x) = \frac{x}{2} + 8 \\ plug \: x = 10 \\ f(10) = \frac{10}{2} + 8 \\ f(10) = 5 + 8 \\ f(10) = 13 \\ \implies \: f(x) = 13 \\](https://tex.z-dn.net/?f=f%28x%29%20%3D%20%20%5Cfrac%7Bx%7D%7B2%7D%20%20%2B%208%20%5C%5C%20plug%20%5C%3A%20x%20%3D%2010%20%5C%5C%20f%2810%29%20%3D%20%20%5Cfrac%7B10%7D%7B2%7D%20%20%2B%208%20%5C%5C%20%20f%2810%29%20%3D%205%20%2B%208%20%5C%5C%20f%2810%29%20%3D%2013%20%5C%5C%20%20%5Cimplies%20%5C%3A%20f%28x%29%20%3D%2013%20%5C%5C%20)
Answer:
<h2>
13</h2>
Solution,
f(X)=![\frac{x}{2} + 8](https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%7D%7B2%7D%20%20%2B%208)
X = 10 (Given)
Now,
finding the value of f(x) when X = 10
f(X)=![\frac{x}{2} + 8](https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%7D%7B2%7D%20%20%2B%208)
Plugging the value of X
f(10)=![\frac{10}{2} + 8](https://tex.z-dn.net/?f=%20%5Cfrac%7B10%7D%7B2%7D%20%20%2B%208)
![\frac{10 + 8 \times 2}{2}](https://tex.z-dn.net/?f=%20%5Cfrac%7B10%20%2B%208%20%5Ctimes%202%7D%7B2%7D%20)
![\frac{10 + 16}{2}](https://tex.z-dn.net/?f=%20%5Cfrac%7B10%20%2B%2016%7D%7B2%7D%20)
![\frac{26}{2}](https://tex.z-dn.net/?f=%20%5Cfrac%7B26%7D%7B2%7D%20)
![13](https://tex.z-dn.net/?f=13)
Hope this helps....
Good luck on your assignment...
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