Find the focus and directrix of the parabola with the given equation.y2 = 12x
A. focus: (3, 0)
directrix: x = -3
B. focus: (0, -3)
directrix: y = -3
C. focus: (3, 0)
directrix: x = 3
D. focus: (0, 3)
directrix: y = -3
Answer: A
Mathematics
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Use a CAS to plot the function near the point x0 being approached. From your plot guess the value of the limit.
A. 
B. 5
C. 0
D. 
Mathematics
Provide an appropriate response.Find the equation of the line parallel to y = 4x - 1 and passing through the point (1, -3). Solve the equation for y.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Factor completely. If a polynomial cannot be factored, say it is prime.-16x3 + 44x2 - 10x
A. x(2x - 5)(-8x + 2) B. -2(2x2 - 5)(4x - 1) C. -2x(2x - 5)(4x - 1) D. x(-4x + 10)(4x - 1)
Mathematics
Evaluate the expression, if possible.32-4/5
A. - 
B. 
C. 16
D. not a real number
Mathematics