Evaluate the determinant.
A. -210
B. -30
C. 294
D. 30
Answer: B
Mathematics
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Find the curvature of the curve r(t).r(t) = (3 + cos 6t - sin 6t)i + (4 + sin 6t + cos 6t)j + 9k
A. ? = 3
B. ? = 
C. ? = 3
D. ? = 
Mathematics
Graph the equation and give the coordinates of the vertex.y = x2 - 5
A. (5, 0)
B. (0, -5)
C. (-5, 0)
D. (0, 5)
Mathematics
Solve the inequality and graph the solution set.| x | > 6
A. -6 < x < 6 ; (-6, 6)
B. x > -6 ; (-6, ?)
C. x > 6 ; (6, ?)
D. x < -6 or x > 6 ; (-?, -6) ? (6, ?)
Mathematics
For the given functions f and g, find the requested composite function.f(x) = 7x + 9, g(x) = 2x - 1;
Find (f ? g)(x).
A. 14x + 16 B. 14x + 2 C. 14x + 8 D. 14x + 17
Mathematics