Draw a sketch to represent the vector. Refer to the vectors pictured here. 
a
A. 
B. 
Answer: B
Mathematics
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Find the torsion of the space curve.r(t) = (t - 7)i + (ln(cos t) - 5)j + 3k, -?/2 < t < ?/2
A. Undefined B. ? = 0 C. ? = -1 D. ? = 1
Mathematics
Use the table to find the instantaneous velocity of y at the specified value of x.x = 2.
A. -8 B. 4 C. 0 D. 8
Mathematics
Determine the value of each variable.
= 
A. m = -7, x = 7, n = 5, y = -1, p = 9 B. m = 5, x = 8, n = 7, y = -1, p = 9 C. m = 5, x = 8, n = -7, y = -1, p = 9 D. m = 5, x = 7, n = -7, y = -1, p = 9
Mathematics
Provide an appropriate response.A proper fraction has the form 
. What is the largest possible number that x can be?
A. 21 B. 20 C. 22 D. 10.5
Mathematics