Answer:
a^2 - b^2 = (a+b)(a-b) where a = X and b = 6
(X+6)(X-6)
Hope this helps(:
Step-by-step explanation:
Answer:
4:20
Step-by-step explanation:
The answer should be 4:20
1. Total the number of CD's
2. 4:20 are country
3. Therefore out of 20 CD's there's a probability that 4 will be chosen.
Hope This Helps <3
Answer:

Step-by-step explanation:
Given
--- male committing a crime in an episode
-- Number of episodes
Required
Determine the probability of male committing a crime at least 3 times
This question illustrates binomial distribution and will be solved using;

So, the required probability is represented as:

And will be calculated using:














So:



Answer:
24a + 3a
27a
we didn't multiply a since it is addition so it can not be a²
please give brainiest