SOLUTION: What is {{{a^2+2}}} if a is the smallest root of {{{x^2-3x-18}}}?

SOLUTION: What is {{{a^2+2}}} if a is the smallest root of {{{x^2-3x-18}}}?

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Question 156621: What is if a is the smallest root of ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
What is if a is the smallest root of ?
Factor the trinomial:
(x + 3)*(x - 6)
So x = -3, 6
-3 is the smallest
Sub -3 for a
(-3)^2 + 2
= 11

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