Find the vertices of the ellipse.16x2 - 64x + 25y2 + 100y - 236 = 0
A. (-2, -2), (6, -2)
B. (-2, -3), (-2, 7)
C. (-1, -2), (5, -2)
D. (-3, -2), (7, -2)
Answer: D
Mathematics
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Find an equation for the tangent to the curve at the given point.y = x2 - 1, (-3, 8)
A. y = -6x - 10 B. y = -6x - 20 C. y = -6x - 19 D. y = -3x - 10
Mathematics
Find the value of the expression.log625 5
A. -4
B. 
C. 4
D. 
Mathematics
Find the first 4 terms of the recursively defined sequence.a1 = -4, an + 1 = an + 2
A. 0, 2, 4, 6 B. -4, 2, 4, 6 C. -2, 0, 2, 4 D. -4, -2, 0, 2
Mathematics
Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function domain: {5, 10, 15, 20} range: {30, 60, 90, 120} B. function domain:{30, 60, 90, 120} range: {5, 10, 15, 20} C. not a function
Mathematics