dlr1628
12.07.2019 •
Mathematics
Let f(x)= x+3 and g(x)= 4x-3. find (f+g)(3).
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Ответ:
Find f(3).
f(3) = x + 3
f(3) = 3 + 3
f(3) = 6
Now find g(3).
g(3) = 4x - 3
g(3) = 4(3) - 3
g(3) = 12 - 3
g(3) = 9
We finally add f(3) + g(3).
f(3) + g(3) = 6 + 9
f(3) + g(3) = 15
The answer is 15.
Ответ:
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Step-by-step explanation:
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