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irinina [24]
3 years ago
7

PLS PLS HELP!!!!!!

Mathematics
1 answer:
3241004551 [841]3 years ago
4 0

Answer:

C

Step-by-step explanation:

Okay, so for this, you need to know that (g°f)(x) = g(f(x))

in order words, we are using the f(x) equation as X for the g(x) equation..

\frac{ x^{2} +5 + 5}{ x^{2} +5} = \frac{x^{2}+10}{x^{2}+5}

Now, we just plug in -3 for X

\frac{(-3)^{2} + 10 }{(-3)^{2} + 5} =\frac{9 + 10}{9 + 5} = \frac{19}{14}

C

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