Rationalize the denominator.
A. 2
B. 2
C. 
D. 
Answer: C
Mathematics
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Solve the problem.Find the magnitude of the torque in foot-pounds at point P for the following lever:
= 3 in. and 
= 20 lb
A. 9.72 ft-lb B. 4.53 ft-lb C. 2.11 ft-lb D. 60 ft-lb
Mathematics
Find the series' radius of convergence.
A. ?, for all x B. 4 C. 0 D. 2
Mathematics
Solve the problem.A bag contains 8 apples and 6 oranges. If you select 7 pieces of fruit without looking, how many ways can you get exactly 6 apples?
A. 56 B. 168 C. 2016 D. 336
Mathematics
Find the matrix of the linear transformation T: V ? W relative to B and C.Suppose B = {b1, b2, b3} is a basis for V and C = {c1, c2} is a basis for W. Let T be defined byT(b1) = 3c1 + c2 T(b2) = 8c1 - 8c2 T(b3) = 3c1 + 2c2
A. 
B. 
C. 
D. 
Mathematics