Solve the problem.Evaluate 
at (x, y, z) = (3, 4, 1) for the function u(p, q, r) = p2 - q2 - r; p = xy, q = y2, r = xz.
A. 25
B. 23
C. 97
D. 95
Answer: D
Mathematics
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State whether the common form of the argument is valid or invalid and give a reason. p ? q
? p ? r
A. Valid, transitive reasoning B. Valid, direct reasoning C. Invalid, misuse of disjunctive reasoning D. Invalid, misuse of transitive reasoning
Mathematics
Graph the solution set of the system of inequalities.3x - 2y ? -6 x - 1 < 0
A. 
B. 
C. 
D. 
Mathematics
Translate the phrase; then simplify.Find the sum of 
and 
.
A. 47 B. 43 C. -47 D. -43
Mathematics
For the given set of ordered pairs, determine whether a function could be defined for which the input would be an x-coordinate and the output would be the corresponding y-coordinate.{(-3, 3), (-1, 2), (1, -7), (6, 8)}
A. Yes B. No
Mathematics