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If f(x) = 3x² + 1 and g(x) = 1-x, what is the value of (f-g)(2)

If f(x) = 3x² + 1 and g(x) = 1-x, what is the value of (f-g)(2)
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3 votes
If f(x) = 3x² + 1 and g(x) = 1-x, what is the value of (f-g)(2)

asked
User Tamara Suslova
by
9.0k points

1 Answer

5 votes

Answer:

f-g= 3x²+1-(1-x)

3x²+1-1+x

3x²+x=0

x(3x+1)=O

x=0, 3x+1=0

So, x=0 or -1/3

answered
User Leonardo Amigoni
by
7.9k points
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