Find the focus and directrix of the parabola.x2 = 4y
A. (1, 0); y = 1
B. (1, 0); x = 1
C. (0, -1); x = - 1
D. (0, 1); y = -1
Answer: D
Mathematics
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Solve for x. Check your answer. If there is no solution, say so.
- 
= 2 - 
A. x = 
B. x = 
C. x = - 
D. No solution
Mathematics
Graph the polar equation.r = 2 cos ?
A. 
B. 
C. 
D. 
Mathematics
Determine the slope and y-intercept of the function.F(x) = -2
A. m = -2; b = 0 B. m = 0; b = -2 C. m = 0; b = 0 D. m = -2; b = -2
Mathematics
Simplify.- 
A. -
B. - 
C. - 
D. - 
Mathematics