?Find the distance d between ?u?=
and ?v?=
.
?
A. ??
B. ?
C. ???
D. 
E. ??
Answer: B
Mathematics
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Solve the problem.Find the equation of the plane perpendicular to the plane with equation x - 2y + 5z = 15 and the plane with equation3x + z = -7 and containing the point P = (-5, 0, -7).
A. x - 2y + 5z + 40 = 0 B. 3x + z + 22 = 0 C. -x + 7y + 3z - 16 = 0 D. -x + 7y + 3z + 16 = 0
Mathematics
Write out the first five terms of the sequence for n = 1, 2, 3, 4, and 5.an = 
A. 1, 
, 
, 
, 
B. 1, 
, 
, 
, 
C. 
, 
, 
, 
, 
D. 1, 
, 
, 
, 
Mathematics
Solve the problem.The voltage E in an electrical circuit is given by E = 2.6 cos 160?t, where t is time measured in seconds. Find the period.
A. 
B. 80
C. 80?
D. 
Mathematics
Find the LCM of the given polynomials.x2 + 12x + 36, x2 + 6x
A. x(x + 1)(x + 6) B. x(x + 6)2 C. x(x + 6) D. (x + 6)2
Mathematics