Answer:
After expanding the polynomial
we get 
Step-by-step explanation:
We need to expand the polynomial 
Multiply the terms:

So, after expanding the polynomial
we get 
Answer:
median of given data is 18
The expression is a bit invalid. You can't add variables by variables.
The answer is Option C) 7th graders in her school.
In order to ascertain the suitability of a candidate for any popular position, his popularity can be assessed by taking a survey of the concerned sample.
Answer:
the answer to the question is y=5*