SOLUTION: Given the function f(x) = -7x2 + 14x + 4, if x = 1, what is f(x)? What point is on the graph of f

Algebra ->  Graphs -> SOLUTION: Given the function f(x) = -7x2 + 14x + 4, if x = 1, what is f(x)? What point is on the graph of f       Log On


   

Question 1041446: Given the function f(x) = -7x2 + 14x + 4, if x = 1, what is f(x)? What point is on the graph of f

Answer by josgarithmetic(39617) About Me  (Show Source):
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Two ways can be used. One way is just substitute for x and evaluate. The other way is use of the Factor Theorem. Check for possible root, 1 , in the function f(x) using synthetic division. The remainder will be f(1).


You should find f(1)=11.