Determine whether the statement is a self-contradiction, an implication, a tautology (that is not also an implication), or none of these.[(p ? q) ? (q ? r)] ? (p ? r)
A. Self-contradiction
B. Tautology
C. Implication
D. None of these
Answer: C
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Write the percent in decimal format.550%
A. 5.51 B. 5.5 C. 55 D. 0.55
Perform the specified translation.The graph on the left is the graph of the function defined by y = f(x). 
Sketch a graph of the function defined by the equation y = f(x + 2). Describe the type of shift that was performed on the original graph.
A. A vertical shift of the graph of y = f(x),
2 units downward.
B. A vertical shift of the graph of y = f(x),
2 units upward.
C. A horizontal shift of the graph of y = f(x),
2 units to the right.
D. A horizontal shift of the graph of y = f(x),
2 units to the left.
Combine. Assume that all variables represent non-negative real numbers.2
+ 7
A. 9
B. 2
+ 7
C. 14
D. 9
Find the degree of the following polynomial and determine whether it is a monomial, binomial, trinomial, or none of these.-9z + 4
A. -9; monomial B. 0; binomial C. 2; binomial D. 1; binomial