Write the equation either in the form (y - k)2 = a(x - h) or (x - h)2 = a(y - k).x2 - 2x - 7y + 36 = 0
A. (x + 1)2 = 7(y - 5)
B. (x - 1)2 = 7(y - 5)
C. (x + 1)2 = -7(y - 5)
D. (x - 1)2 = 7(y + 5)
Answer: B
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Solve the problem.Does the associative property of multiplication, (A × B) × C = A × (B × C), hold for matrices A, B, and C?A = , B =
, C =
A. Yes B. No
Simplify.5 - 3 ? 8
A. 29 B. 16 C. -19 D. 19
What is the meaning of the expression?0.013
A. 0.00000001 B. 0.01 ? 0.01 ? 0.01 C. 3 ? 0.01 D. 0.000008
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 4 cos ?
A.
(x - 2)2 + y2 = 4; circle, radius 2,
center at (2, 0) in rectangular coordinates
B.
x2 + (y + 2)2 = 4; circle, radius 2,
center at (0, -2) in rectangular coordinates
C.
x2 + (y - 2)2 = 4; circle, radius 2,
center at (0, 2) in rectangular coordinates
D.
(x + 2)2 + y2 = 4; circle, radius 2,
center at (-2, 0) in rectangular coordinates