Determine whether the equation defines y as a function of x. y = 
A. function
B. not a function
Answer: A
Mathematics
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Provide an appropriate response.Describe the difference between the graphs of the equation y = x2 and y = -x2.
What will be an ideal response?
Mathematics
Multiply and simplify. Assume that all variables represent positive real numbers.
? 
A. 4xy8
B. 4xy4
C. 4y4
D. 2xy4
Mathematics
Use the factor theorem to decide whether or not the second polynomial is a factor of the first.7x4 + 22x3 - 3x2 + x + 4; x + 3
A. Yes B. No
Mathematics
?Find the constant k such that the function 
is a probability density function over the interval [3, 8].
?
A. ?5
B. ?
C. ?
D. ?
E. ?
Mathematics