Determine whether the pair of vectors is orthogonal.
, 
A. Yes
B. No
Answer: A
Mathematics
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Evaluate.3x2 + 9x - 3 for x = -4
A. 9 B. -51 C. -1 D. 5
Mathematics
Solve the problem.(3, -7), (4, -9), (2, -10), and (1, -8) are the vertices of a square. Find the area of the square.
A. 5
B. 
C. 25
D. 
Mathematics
Factor the perfect square.25x2 + 90x + 81
A. (5x + 9)2 B. (5x - 10)2 C. (5x + 9)(5x - 9) D. (5x - 9)2
Mathematics
Find the equation of the transverse axis of the hyperbola.4y2 - 25x2 - 100 = 0
A. y = 
x
B. y = 
x
C. x = 0 (y-axis)
D. y = 0 (x-axis)
Mathematics