Graph the pair of parametric equations.x = 3 cos t, y = 2 sin t, 0 ? t ? ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use the graph of a known basic function and a vertical stretch or a vertical compression to sketch the function.g(x) = 4x3
A. 
B. 
C. 
D. 
Mathematics
For the given pair of functions, find the requested function.f(x) = 5x - 3, g(x) = -7x2 - 11x + 9; (f + g)(x)
A. -8x2 - 6x - 6 B. 7x2 - 2x - 12 C. -7x2 - 6x + 6 D. -7x2 + 6x + 6
Mathematics
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 - 5x - 6 = 0
A. One real solution B. Two different real-number solutions C. Two different imaginary-number solutions
Mathematics
Simplify the expression.
+ 
A. 
B. 11 tan x
C. 
D. 
Mathematics