1.

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

Answer»

ong>Step-by-step explanation:

Here, F(X)= 3x²+1

g(x)= 1-x²

Put x=2 in both function f(x) and g(x), we GET f(2)=13 and g(2)= -3

Now, (f-g)(2) = f(2)-g(2) =13-(-3)=13+3=16

Hint: f(2) = 3×2²+1 = 3×4+1= 13


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