2-1 reversed is turning it around : 1-2 which equals -1 because there is one left over. B is your answer and hoped I helped!
Answer:
7^7
Step-by-step explanation:
When you multiply exponents with the same base, you add the exponents
Hope it helped!
Answer:
the square root of 5 2.236
Explanation:
Since we have given that
The prices of three t-shirts styles i.e $24, $30, $36 with their probability is given by
As we know that,
Now,
and
So,
So, the expected value of a t-shirt = $31.
Answer:
5
Step-by-step explanation: