Asked by John
What are the sum of the roots of f(x) = x^2 - 16x + 63?
Answers
Answered by
Dr. Jane
You need to factor first, find the roots then add them
(x-7)(x-9) = 0
find the roots by setting each factor = 0 and solving for x. Then add them together.
(x-7)(x-9) = 0
find the roots by setting each factor = 0 and solving for x. Then add them together.
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