Determine whether the graph is that of a function.
A. function
B. not a function
Answer: A
Mathematics
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Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. 
C. 
D. simplest form
Mathematics
Multiply and simplify.-6z ? 
A. 0 B. 36z C. 1 D. -1
Mathematics
Provide an appropriate response.Recall that 
is the formula for the area of a square. If the area of a square is represented by 
, how can the length of each side be represented?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.The number of students in a school in year n is estimated by the model
. About how many students are in the school in each of the first three years?
A. 108, 143, 192 B. 115, 143, 192 C. 122, 157, 206 D. 108, 143, 171
Mathematics