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KATRIN_1 [288]
3 years ago
14

Evaluate the function ƒ( x ) = x 2 + 1 for ƒ(2).

Mathematics
2 answers:
Hunter-Best [27]3 years ago
8 0
Plug in the 2 for the x square it and add 1 and u'll get 5
choli [55]3 years ago
3 0
If   f(x) =  x^{2}  +   1
then  f(2) = (2)^{2}  +  1

∴ f(2) = (4) + 1
         = 5 

So in essence, whatever is the the bracket adjacent to the f, in this case 2, you substitute that for the x or x's in the equation and then solve.
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