Determine whether the equation defines y as a function of x. x = y2
A. function
B. not a function
Answer: B
Mathematics
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Perform the indicated operations.
+ 
A. 
B. 
C. 
D. 5c - 4
Mathematics
Solve. Check for extraneous solutions.
= 
A. 
B. 
C. 
D. 
Mathematics
Solve the compound inequality. Graph the solution set and write the solution in interval notation.x < 2 or x < 8
A. (-?, 8)
B. (-?, 2) ? (8, ?)
C. (2, 8)
D. (2, ?)
Mathematics
Find the derivative.f(x) = 2x2 - 4x + 2
A. 2x - 4 B. 4x - 4 C. 2x2 - 4 D. 4x2 - 4
Mathematics