Classify the triangle as equilateral, isosceles, or scalene. Then classify it as right, obtuse, or acute.
A. Equilateral; acute
B. Scalene; acute
C. Equilateral; obtuse
D. Isosceles; obtuse
Answer: B
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Provide an appropriate response.A card is selected randomly from a standard deck of 52 cards. LetA = event that the card is an ace.Give examples of events B, C, and D such that A and B are independent, A and C are dependent and overlapping, and A and D are non-overlapping.
What will be an ideal response?
Factor the sum or difference of two cubes completely.(x + y)3 + 8
A. (x + y - 2)(x2 + 2xy + y2 + 2x + 2y + 4) B. (x + y + 2)(x2 + 2xy + y2 + 2x + 2y + 4) C. (x + y + 2)(x2 + 2xy + y2 - 2x - 2y + 4) D. (x + y + 2)(x2 - 2xy + y2 - 2x - 2y + 4)
Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 
C. converges; 1
D. converges; 3
Solve the problem.Find an equation of a parabola that contains the points (1, 4), (2, 7), and (4, 25).
A. y = - 
x2 + 
x - 2
B. y = x2 - 6x + 17
C. y = 2x2 - 3x + 5
D. y = 2x2 - 4x + 5