18/45 can be divided by nine, so it would be 2/5
Answer:

Step-by-step explanation:
Recall what the relationship between cosine and secant:

In other words, secant is the reciprocal of cosine.
So, if we know cosine, we only need to find its reciprocal to find secant.
We are given that cosine is:

Then secant must be:

So:

Square:

And we're done!
Answer: 2 / 15
Step-by-step explanation:
3 red / 10 total
4 white / 9 total
3/10 * 4/9 = 12/90 = 2/15
-108x(x-3) I’m pretty sure