Factor the polynomial completely. If the polynomial cannot be factored, write "prime."x2 + 5xy - 14y2
A. (x - 7y)(x + y)
B. (x - 7y)(x + 2y)
C. (x + 7y)(x - 2y)
D. prime
Answer: C
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Use the preference table to answer the question.Diners at the Monsieur Herni restaurant answer a questionnaire about their favorite course in a French meal. The choices are: Appetizer (A), Entree (E), and Dessert (D). Their votes are summarized in the following table.
Which course is selected as the most favorite using the plurality-with-elimination method?
A. Tie between Appetizer and Entree B. Entree C. Appetizer D. Dessert
What fraction of a complete revolution is the following angle?45°
A. 
B. 
C. 
D. 
Write the equation without multiplication signs.u = 2 × m + 5 × n
A. u = 10mn B. u = 7 + m + n C. u = 2m + 5n D. u = 5m + 2n
Find the vertices and the foci of the given ellipse.25x2 + 81y2 = 2025
A. V: (-81, 0), (81, 0);
F: (-9, 0), (9, 0)
B. V: (0, -9), (0, 9)
F: (0, - 2
), (0, 2
)
C. V: (0, -25), (0, 25)
F: (0, -5), (0, 5)
D. V: (-9, 0), (9, 0);
F: (- 2
, 0), (2
, 0)