Math Algebra
posted by katie .
f(x)=x^3+4 f=1, f=1
Are the answer to this 5 and 3
I must not understand

Math Algebra 
Karine (:
f(x)=x^3+4
f=1
f(1)=(1)^3+4
(1)^3=1 because 1X1X1=1
1+4=5
so f(1)=5
f=1
f(0)=(1)^3+4
(1)^3=1
because 1x1x1=1x1=1
1+4=3
so f(1)=3
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