Combine.(5x3 + 18x2 + 4) - (7x3 + 4x + 9)
A. -2x3 + 18x2 - 4x - 5
B. -2x3 + 18x2 - 4x + 13
C. -2x3 + 18x2 + 4x - 5
D. -2x3 + 14x2 - 5
Answer: A
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Find 
for the given function.y = 
4
A. - 
3
B. 12 
2
C. - 
2 + 
3
D. 
2 + 
3
State whether the common form of the argument is valid or invalid and give a reason. p ? q
? ~p ? ~r
A. Invalid, misuse of transitive reasoning B. Valid, transitive reasoning C. Invalid, misuse of disjunctive reasoning D. Valid, direct reasoning
Find the vertex of the parabola and determine if it is a maximum or minimum. y = 2x2 + 12x + 20
A. (-3, -2); maximum B. (-3, 2); minimum C. (-3, 2); maximum D. (-3, -2); minimum
Predict the end behavior of the graph of the function.f(x) = -8(x - 3)2(x + 3)2
A. Down on the right side, up on the left side B. Up on the right side, down on the left side C. Down on both sides D. Up on both sides