The answer is nucleus. The nucleus acts as the control center of a cell.
Answer:
2sqrt(10)
Step-by-step explanation:
radical 40
I rewrite this as sqrt(40) It means the same thing
sqrt(40)
sqrt(4*10)
We know that sqrt(a *b) = sqrt(a) sqrt(b)
sqrt(4) sqrt(10)
2sqrt(10)
Je vous aiderais... mais y a-t-il une question pour elle ?
Consider the expression
Group first two terms and second two terms:
In first brackets the common factor is
and in second brackets the common factor is 
Then

Answer: correct choice is A.