37.8 because you multiply 3 by 12.6 i got 12.6 by dividing 63 by 5
Answer: Last option.
Step-by-step explanation:
For this exercise you need to find the Discriminant.
The formula used to find the Discriminant, is the following:

In this case, given the Quadratic equation:

You can identify that:

Knowing those values, you must substitute them into the formula and then you must evaluate in order to find the Discriminant.
You get that this is:

By definition, if:
Then the Quadraitc equation has 2 nonreal solutions.
You can't really determine the amount of computers from this question, they're obviously not going to have one computer for everyone so half third, or even a fourth of the school population
Answer:
I would just guess, but if i were to actually think about it, i would think C. I hope it helps, and blame it on me if you fail.
Step-by-step explanation:
<span>The expansion of the warehouse will not affect the dimensions of the surrounding fence.</span>