Direction: Determine the nature of the roots of the following quadratic equations using the discriminant. Answer the questions that follow.
1. x2 + 6x + 9 = 0
discriminant:
nature of the roots:
2. x2 + 9x + 20 = 0
discriminant:
nature of the roots:
3. 2x2 - 10x + 8 = 0
discriminant:
nature of the roots:
4.x2 + 5x + 10 = 0
discriminant:
nature of the roots:
5. x2 + 6x + 3 = 0
discriminant:
nature of the roots:

if you think your dog may have been exposed to a toxin, the best thing to do is to check the label of the item you think your pet ingested. read the information about toxicity. often, but not always, the information on packaging regarding children is relevant to dogs and some manufacturers even discuss dog toxicity. if there is an 800 number on the package – call them! it’s also recommended that you call your veterinarian to confirm the recommendations. if you go to your veterinarian, take all packaging and any information you have on the product.

answer: c more big rigs and commercial vehicles

explanation: because big rigs drive far to deliver products overnight