Determine whether the given relationship represents a function.
A. Function
B. Not a Function
Answer: A
Mathematics
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Plot the point whose polar coordinates are given.(2, -5?/4)
A. 
B. 
C. 
D. 
Mathematics
Solve by addition or substitution.-4x + 2y = 34x - 2y = 3
A. 
B. 
C. {(r, s)|-4r + 2s = 3}
D. ?
Mathematics
Solve the problem.Seven slips of paper marked with the numbers 1, 2, 3, 4, 5, 6, and 7 are placed in a box and mixed well. Two are drawn. What are the odds that the sum of the numbers on the two selected slips is 7?
A. 1 to 9 B. 2 to 21 C. 1 to 7 D. 1 to 6
Mathematics
If P(x) is a polynomial in x, then P(r) = 0 if and only if __________ is a factor of P(x).
A. -r - x B. x + r C. x - r D. r - x
Mathematics