Find the vertex of the parabola, and determine whether the parabola opens upward, downward, to the left, or to the right.y = (x + 1)2 - 8
A. (-1, -8), up
B. (1, 8), up
C. (-1, 8), down
D. (1, -8), down
Answer: A
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Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = -2, B = 0, C = 1 B. A = 1, B = 0, C = -2 C. A = 1, B = -2, C = 0 D. A = -2, B = 1, C = 0
Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form.(-
+ i)6
A. 64i
B. -64
+ 64i
C. -64
D. 64 - 64i
Provide an appropriate response.The primary form used in a checking account is a check register.
A. True B. False
Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-3, 0); Decreasing on (-5, -3) and (2, 5); Constant on (0, 2) B. Increasing on (-3, -1); Decreasing on (-5, -2) and (2, 4); Constant on (-1, 2) C. Increasing on (-3, 1); Decreasing on (-5, -3) and (0, 5); Constant on (1, 2) D. Increasing on (-5, -3) and (2, 5); Decreasing on (-3, 0); Constant on (0, 2)