Find the first 4 terms of the recursively defined sequence.a1 = 4, an+1 = 
A. 4, 
, 
, 
B. 
, 16, 
, 64
C. 4, 
, 
, 
, 
D. 4, 
, 4, 
Answer: D
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Find the indicated vector.Let u = 
, v = 
. Find u + v.
A. 
B. 
C. 
D. 
Solve the problem.A vehicle parked on the street that is 4 feet tall casts a shadow 16 feet long. At the same time, a house nearby casts a shadow 48 feet long. Find the height of the house.
A. 14 ft B. 12 ft C. 16 ft D. 6 ft
Provide an appropriate response.Write A = 
if A is 2 × 2 and aij = 2i + j.
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.A person purchasing a new car has several options: 6 interior color choices, 5 exterior color choices, 2 choices of radios, and 5 choices of body styles. How many different cars are possible if one choice is made for each option?
Fill in the blank(s) with the appropriate word(s).