This would not be binomial; the probabilities are not independent, since the balls are drawn without replacement.
Answer:
x = age
200 - 3x = 47, solve for x
x =51
Step-by-step explanation:
Answer:
The answer is - x² - 12x + 9
Step-by-step explanation:
1. Using (a-b)²= a²-2ab+b², expand the expression
2. Collect the like terms.
I think it is 4.4329. I hope it's right.