Find the coordinates of the vertex and the direction of opening of each parabola.x = -(y + 4)2 + 6
A. (6, -4) opens left
B. (6, -4) opens right
C. (-4, 6) opens left
D. (16, -6) opens right
Answer: A
Mathematics
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A card is drawn randomly from a standard 52-card deck. Find the probability of the specified event. The card is a 2, 3, or 7.
A. 
B. 
C. 
D. 
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Determine if the given value is a solution to the inequality.9 + 0.4(8 - y) ? 1.1y - 9(y - 0.7); y = 1
A. Yes B. No
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Evaluate or simplify the given expression.cos (cot-1 x)
A. 
B. 
C. 
D. 
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Multiply using Napier's bones.7 × 213
A. 1498 B. 1704 C. 1484 D. 1491
Mathematics