3 years ago

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

Mathematics

1 answer:

Gwar [14]3 years ago

7 0

Answer:

One Real number solution

Step-by-step explanation:

check the discriminant

12^2 - 4*4*9

b^2 - 4ac

...

144 - 16*9 = 0

one double root

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