Determine whether f is continuous at c.f(x) = 2x4 - 4x3 + x - 9;c = 0
A. not continuous
B. continuous
Answer: B
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Graph the ellipse. Give the coordinates of the center, as well as the values of a and b.64x2 + y2 - 384x + 512 = 0
A. center (3, 0), a = 1, b = 8
B. center (0, 3), a = 8, b = 1
C. center (3, 0), a = 1, b = 8
D. center (-3, 0), a = 8, b = 1
Find an equation of the line in general form that passes through the point (5, 8) and is perpendicular to the line 
.
?
A. 
B. 
C. 
D. ?
E. ?
Determine which ordered pair is a solution of the system.
A) (–6, 5)
B) (5, 6)
C) (2, –1)
D) (–2, –1)
E) (–1, –2)
Use the fundamental identities and the given information to find the exact values of the remaining trigonometric functions of x.tan x = - 
and sec x = 
A. sin x = - 
, cos x = 
, csc x = - 
, cot x = - 
B. sin x = 
, cos x = - 
, csc x = - 
, cot x = 
C. sin x = 
, cos x = - 
, csc x = 
, cot x = - 
D. sin x = - 
, cos x = 
, csc x = - 
, cot x = - 