sarah19Nursing
09.07.2019 •
Mathematics
If f(x)=7-3x and g(x)=3x-7, what is the value of f(1)+g(1)?
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Ответ:
First let’s solve for f(1)
f(1)= 7-3(1)
f(1)= 7-3
f(1)= 4 *we will save this for later
Let’s now solve for g(1)
g(1)= 3(1)-7
g(1)= 3-7
g(1)= -4
Now we can find f(1) + g(1)
f(1) =4 and g(1)= -4
4+(-4) = 0
Ответ:
the answer to 9 is D
Step-by-step explanation: it is