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What is the number of solutions of 4x^2+12x+9=0?
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What is the number of solutions of 4x^2+12x+9=0?

User Jlocker
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1 Answer

5 votes

Answer:

One Real number solution

Explanation:

check the discriminant

12^2 - 4*4*9

b^2 - 4ac

...

144 - 16*9 = 0

one double root

User Felixs
by
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