SOLUTION: 9s²+12²+4

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Question 164317: 9s²+12²+4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the zeros??
9s%5E2%2B12s%2B4=0
s=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
s=+%28-12+%2B-+sqrt%28+12%5E2-4%2A9%2A4+%29%29%2F%282%2A9%29+
s=+%28-12+%2B-+sqrt%28+144-144+%29%29%2F%2818%29+
Since the discriminant is zero, there is a double root.
s=-12%2F18=-2%2F3
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Check the answer by graphing the equation.
+graph%28+300%2C+300%2C+-2%2C+2%2C+-5%2C+5%2C+9x%5E2%2B12x%2B4%29+