Write an equation for the parabola with vertex at the origin.Through (6, -6
), symmetric with respect to the x-axis
A. y2 = 36x
B. x = 36y2
C. x2 = -
y
D. x = 
y2
Answer: A
Mathematics
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Provide an appropriate response.Factor the special product: 16y2 - 1
A. (4y + 1)(4y - 1)
B. 
2
C. (8y + 1)(8y - 1)
D. (4y - 1)(4y - 1)
Mathematics
For the pair of functions, find the indicated domain.f(x) = 2x - 5, g(x) = 
Find the domain of g ? f.
A. (-6, 6) B. [6, ?) C. [-?,-0.5) D. [-0.5, ?)
Mathematics
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first four terms of the arithmetic sequence: 1, 12, 23, . . . .
A. 36 B. 140 C. 70 D. 48
Mathematics
Solve the proportion two different ways. First in decimal form, then in fraction form. Write your answer in lowest terms.
= 
A. 1.4 or 1
B. 2.8 or 2
C. 0.007 or 
D. 0.014 or 
Mathematics