1) you can expand the brackets, simplify, set the equation = 0 and then do a double bracket factorisation.
2)
therefore Josh's solution is wrong asx = 7 and x= -1
Sorry i do not understand the question
A.) 100 Feet ...............
Answer:
4775.22
Step-by-step explanation:
V= πr2h
Input your numbers into the equation, and it will give you this answer.
Is there suppose to be a picture attached?