Evaluate the expression for the given values. Expression your answer as a fraction unless otherwise indicated.2x2 + 6y x = 5, y = 3
A. 118
B. 48
C. 186
D. 68
Answer: D
Mathematics
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Determine algebraically whether the function is even, odd, or neither.f(x) = 5x3 + 4
A. even B. odd C. neither
Mathematics
Find the coordinates of the points of inflection for the function.f(x) = 
A. (-8, 1) B. (-9, 0) C. (-5, 2) D. There are no points of inflection.
Mathematics
Solve the quadratic equation using the most efficient technique (factoring, extracting square roots, completing the square, or the quadratic formula).
x2 + 
x + 
= 0
A. 
B. 
C. 
D. 
Mathematics
Solve the proportion for the variable by cross-multiplying.
= 
A. x = 
B. x = 
C. x = 12
D. x = 16
Mathematics