Simplify the radical.
A. 2
B. 3
C. 4
D. 128
Answer: C
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Solve the problem.Find symmetric equations for the line through the point P(4, -4, -4) parallel to the vector 
.
A. 
= 
= 
B. 
= 
= 
C. 
= 
= 
D. 
= 
= 
Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 6 
- 8
+ 9 
+ 2
A. 9
B. 15 
- 6
C. 15 
- 6
D. 15 
- 6
Solve.Integrate 
sin x dx by first changing the integrand to a form that can be integrated by using the basic trigonometric integration formulas.
A. - 4 cos3 x + 4 cos5 x + C
B. - 
cos3 x sin x + 
cos5 x sin x + C
C. - cos2 x + cos4 x + C
D. - 
cos3 x + 
cos5 x + C
Solve the problem.Jon has 790 points in his math class. He must have 76% of the 1200 points possible by the end of the term to receive credit for the class. What is the minimum number of additional points he must earn by the end of the term to receive credit for the class?
A. 122 points B. 912 points C. 600 points D. 410 points