Find the vertices of the hyperbola.9(x - 5)2 - 4(y + 6)2 = 36
A. (-7, 6) and (-3, 6)
B. (3, -6) and (7, -6)
C. (-5, 9) and (-5, 3)
D. (5, -3) and (5, -9)
Answer: B
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Determine whether the sequence is arithmetic. If the sequence is arithmetic, determine the first term a and common difference d.2, -3, -8, -13, -18, . . .
A. Arithmetic; a = 2, d = -5 B. Not arithmetic
Evaluate as requested.Given that f(x) = 4
+ 5x, find f(2y).
A. 8
+ 10y
B. 7
+ 12y
C. 2
+ 2y
D. 4
+ 5y
Solve.The Booster Club sells hot dogs, tacos, cheeseburgers, or pizza with milk, cola, root beer, tea, or lemonade at a football game. How many different 1-food/1-drink combinations can you order?
A. 24 B. 22 C. 10 D. 20
Evaluate the square root if possible. If the square root is irrational, write the approximate value rounded to two decimal places. If the square root is not a real number, so state.-7
A. -63 B. -4 C. -42 D. -21