Solve the problem.If v = -5i - 4j + k and w = -4i - 5j - k, find a vector perpendicular to both v and w.
A. 9i - 9j + 9k
B. -13i + 15j - 35k
C. -9i + 9j - 9k
D. -17i + 21j - 37k
Answer: A
Mathematics
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Sketch the circle.(x - 1)2 + (y - 4)2 = 4
A. 
B. 
C. 
D. 
Mathematics
Evaluate the integral.
A. 
+ C
B. - 
+ C
C. 
+ C
D. - 
+ C
Mathematics
Solve the problem.Follow the pattern in the triangle on the left to place the numbers 2, 3, 4, 5, 6, 7, in the triangle on the right.
A. 
B. 
C. 
Mathematics
Rewrite the equation in the form y = A sin (x + ?). Round ? to three decimal places.y = 7 sin x + 2 cos x
A. 
sin (x - 0.278)
B. 
sin (x - 1.292)
C. 
sin (x + 0.278)
D. 
sin (x + 1.292)
Mathematics