Find the vertex, axis of symmetry, and y-intercept of the parabola that has the given focus and directrix.Focus (-5, 6), directrix y = 4
A. (-5, 5), x = -5, 
B. (-5, 10), x = 10, 
C. (-5, 5), y = -5, (0, 5)
D. (5, -5), y = 5, (0, -5)
Answer: A
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Construct a truth table for the statement. Then determine if the statement is a tautology.(p ? q) ? (~ q ? ~ p)
A. 
Is a tautology.
B. 
Is not a tautology.
C. 
Is not a tautology.
D. 
Is a tautology.
Solve the application and answer with a complete sentence.Last year, Mira bought school supplies that totaled $9.12. Of that amount, she paid 
What percent of the total paid for school supplies was not for paper?
A. 25% of the total paid for school supplies was not for paper. B. 75% of the total paid for school supplies was not for paper. C. 7.5% of the total paid for school supplies was not for paper. D. 1.3% of the total paid for school supplies was not for paper.
Answer the question.Which order of differentiation will calculate fxy faster, x first or y first?f(x, y) = y ln(x) - 2 sin(x)
A. y first B. x first
Insert ? or ? in the blank to make the statement is true.4 
?
A. ? B. ?