Find the disciminant and the number of real roots for this equation x^2+3x+8=0
1 answer:
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Answer:
12 pound
Step-by-step explanation:
Let be the weight of the package.
For Lone Star Shipping, the cost will be:
For Discount Shipping Company, the cost will be:
We hence equate these two expressions equal to each other, since the cost should be same.
Answer:
This equation has 2 solutions.
1.
2.