Answer:
ok
Step-by-step explanation:
Total students = 15+21=36, so the probability of choosing a girl is 21/36, which reduces to 7/12.
Total freshmen = 12+15=27, so the probability of choosing a freshman is 27/36, which reduces to 3/4.
The answer is $2.00 hope this helps
To solve a quadratic equation like
, you can use the quadratic formula

In your case,
, so the formula becomes

We can simplify the expression:

Since -3 is negative, its square root is computed as

So, the solutions are
