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2 answers:
F(x) = x^2 + 3
g(x) = sqrt(x - 2)
f(g(x)) = x - 2 + 3 = x + 1
Answer:
The correct option is 3.
Step-by-step explanation:
The given functions are
![f(x)=x^2+3](https://tex.z-dn.net/?f=f%28x%29%3Dx%5E2%2B3)
![g(x)=\sqrt{x-2}](https://tex.z-dn.net/?f=g%28x%29%3D%5Csqrt%7Bx-2%7D)
We need to find the value of f(g(x)).
.... (1)
Substitute
in function f(x) to find the value of
.
![f(\sqrt{x-2})=(\sqrt{x-2})^2+3](https://tex.z-dn.net/?f=f%28%5Csqrt%7Bx-2%7D%29%3D%28%5Csqrt%7Bx-2%7D%29%5E2%2B3)
![f(\sqrt{x-2})=x-2+3](https://tex.z-dn.net/?f=f%28%5Csqrt%7Bx-2%7D%29%3Dx-2%2B3)
![f(\sqrt{x-2})=x+1](https://tex.z-dn.net/?f=f%28%5Csqrt%7Bx-2%7D%29%3Dx%2B1)
Substitute the value of
in equation (1).
![f(g(x))=x+1](https://tex.z-dn.net/?f=f%28g%28x%29%29%3Dx%2B1)
Therefore, the correct option is 3.
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(12+13=25) (25+26=51) 51 is You're answer.
Hope this helps! :)
Answer:
52.7834
Step-by-step explanation:
The third one is correct.....so go for it without hesitation
The answer to your problem is a<-2
The 3 angles need to equal 180
The middle angle is given as 100.
180 -100 = 80
There is an x on each side so you have 2x
2x = 80
X = 80/2
X = 40 degrees