Identify each number as a proper fraction, an improper fraction, a mixed number, or a complex fraction.7
A. Proper fraction
B. Improper fraction
C. Complex fraction
D. Mixed number
Answer: D
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Find the smallest possible value of b so that the trigonometric function passes through the given point.y = -2 cos bx
A. 
B. 6
C. 3
D. 
Evaluate.2(x - y) and 2x - 2y when x = 17 and y = 4
A. 30, 30 B. 30, 26 C. 30, 17 D. 26, 26
Complete the square to write the equation in the form 
+ 
= 1 or 
+ 
= 1.Determine the center, foci, and vertices of the ellipse.3x2 + 5y2 - 24x + 70y + 278 = 0
A. 
+ 
= 1
center: (-4, 7); foci: (-4 + 
, 7), (-4 - 
, 7); vertices: (-4 - 
, 7), (-4 + 
, 7)
B. 
+ 
= 1
center: (-4, 7); foci: (-4 + 
, 7), (-4 - 
, 7); vertices: (-4 - 
, 7), (-4 + 
, 7)
C. 
+ 
= 1
center: (4, -7); foci: (4 + 
, -7), (4 - 
, -7); vertices: (4 + 
, -7), (4 - 
, -7)
D. 
+ 
= 1
center: (4, -7); foci: (4 + 
, -7), (4 - 
, -7); vertices: (4 + 
, -7), (4 - 
, -7)
Find the quotient and write in rectangular form. First convert the numerator and denominator to trigonometric form.
A. - 
- 
i
B. 
- 
i
C. 
+ 
i
D. - 
+ 
i