Find an equation of the parabola described.Directrix the line y = 3; vertex at (0, 0)
A. y = - x2
B. y = -12x2
C. x = - y2
D. x = 3y2
Answer: A
Mathematics
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Find the vertex of the parabola.y = -x2 + 2x
A. (1, 1) B. (-1, -1) C. (1, 0) D. (-1, 1)
Mathematics
Find the opposite of the integer.-3
A. 3 B. 0 C. -1 D. -3
Mathematics
Graph the pair of parametric equations by hand, using values of t in [-2,2]. Make a table of t-, x-, and y-values, using t = -2, -1, 0, 1, and 2. Then plot the points and join them with a line or smooth curve for all values of t in [-2,2]. Do not use a calculator.x = -t - 1, y = 2t - 3
What will be an ideal response?
Mathematics
Use the Quadratic Formula to solve for .
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A.
B.
C.
D.
E.
Mathematics