2 years ago

Let f(x) = 6x^2 + 5 and g(x) = 3x - 5. Find f(g(7)).

Mathematics

1 answer:

Vedmedyk [2.9K]2 years ago

8 0

Answer:

D) 1541

Step-by-step explanation:

I like to answer it w without deriving the formula of f(g(x)). So, we go this way, you firstly have to find g(7) which will be equal to 3 * 7 - 5 = 16.

And then you find f(16) = 6*16*16+5 = 1541. That's all.

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