Find the discriminant and the number of real roots for the equation. 4x^2+12x+9=0
1 answer:
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Answer:
Draw the number line like in the picture.
Step-by-step explanation:
√5 is about 2.236, meaning it's kind of close to 2.25.
√7 is about 2.646, meaning it's very close to 2.625.
