Answer:
We can split this into ∛8 * ∛n⁹. ∛8 = 2 and ∛n⁹ = n³ so the answer is 2n³.
We start with

We can factor x at the numerator:

So, assuming
(otherwise the expression would make no sense) we can simplify it:

This equation has no roots, so we can't simplify it any further.
Answer:
I’m guessing you subtract the numbers from the inside of the parenthesis and then multiply the two.
(-5)(-11) = 55
I hope this is correct.
c. the number of persons allegric to penicillin
Answer: 7
Step-by-step explanation:
5+7+9=21
3 total numbers to start with so;
21/3=7