Find the direction angles of the vector. Round to the nearest degree, if necessary.v = 6i - 2j - 3k
A. ? = 31°, ? = 107°, ? = 115°
B. ? = 41°, ? = 104°, ? = 112°
C. ? = 18°, ? = 108°, ? = 223°
D. ? = 83°, ? = 92°, ? = 94°
Answer: A
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Find the mistake, then find the correct answer.line 1 x2 - 6x = 16line 2 x2 - 6x + 9 = 16 + 9line 3 (x - 3)2 = 25line 4 x - 3 = 
line 5 x - 3 = 5 line 6 x - 3 + 3 = 5 + 3 line 7 x = 8
What will be an ideal response?
Add.
A. 421 B. 14,611 C. 522 D. 501
Solve the problem.The table lists the average annual cost (in dollars) of tuition and fees at a certain 2-year college for selected years, where year 1 represents 1992, year 3 represents 1994, and so on. The equation 
can be used to approximate the data. Predict the average annual cost in 2005 to the nearest dollar. 
A. $1450 B. $1504 C. $1477 D. $1423
Provide an appropriate response.Decide if the system has one solution, no solution, or an infinite number of solutions. x + y = 3 x + y = 8
A. One Solution B. Infinite number of solutions C. No Solution