SOLUTION: I'm having truble here...apply the quadratic formula to find the roots of the given function, and then graph the function.
f(x) = x^2 + 4
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Question 36335: I'm having truble here...apply the quadratic formula to find the roots of the given function, and then graph the function.
f(x) = x^2 + 4
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Solve by the quadratic formula:
If you write your equation in the standard form: you will see that a = 1, b = 0, and c = 4, so applying the quadratic formula:
and
and Simplify.
and These are the roots.
The graph:
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