Find the standard form of the equation of the parabola with the given characteristic and vertex at the origin.
focus: (0, -2)
A. y2 = -8x
B. x2 = -8y
C. x2 = -2y
D. y2 = -2x
E. x2 = 2y
Answer: B
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Which curriculum series uses the technique of integrating a number of mathematics content strands together rather than making algebra, geometry, and pre-calculus separate courses?
a. Saxon Mathematics b. Discovering Geometry c. Cognitive Tutor d. Interactive Mathematics Program
Add or subtract as indicated and write the result in standard form.3i + (-3 - i)
A. -3 + 2i B. -3 + 4i C. 3 - 4i D. 3 - 2i
Write a signed number for the statement.26 degrees below zero
A. 26 degrees B. -26 degrees
Use synthetic division to find the quotient and the remainder.(2x4 - x3 - 15x2 + 3x) ÷ (x + 3)
A. Q(x) = (2x3 - 5x2 + 3); R(x) = 9 B. Q(x) = (2x3 + 5x2 + 3); R(x) = 9 C. Q(x) = (2x3 - 7x2 + 6x - 15); R(x) = 45 D. Q(x) = (2x3 - 7x2 + 6x - 15); R(x) = - 45