K = n^2 + 9n + 1 Mo says,
“k will be a prime number for all integer values of n from 1 to 9”
Show that Mo is wrong.
You must show that your value of k is not prime.

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top