Choose the equation that matches the graph.
A. x2 = 2y
B. 2y2 = x
C. 2x2 = -y
D. 2x2 = y
Answer: D
Mathematics
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = 
, y = s - 8, 1 < s < 10
A. y = 5 - 
B. y = 5 - 
C. y = 
- 8
D. y = 
- 8
Mathematics
Vector v has the given magnitude and direction. Find the horizontal or vertical component of v, as indicated, if ? is the direction angle of v from the horizontal. Round to the nearest tenth when necessary.? = 46.7°, ?v? = 86.5; Find the horizontal component of v.
A. 122.3 B. 3.7 C. 63 D. 59.3
Mathematics
Solve the problem.Find f(
) if f(x) = 4x2 + 6x - 3.
A. 
B. - 
C. 
D. - 
Mathematics
Write the expression in radical notation. Evaluate by hand when possible.165/4
A. 
B. 
; 35
C. 
; 1024
D. 
; 32
Mathematics