Simplify the radical. Assume that all variables represent positive numbers.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate.tan(sec-1 (-1.0295))
A. -0.9713 B. 0.2447 C. -0.2447 D. 0.2377
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Test scores are 92 out of 100, 95 out of 100, and 91 out of 100. Homework is 35 out of 70. What is the minimum final exam score x (200 points possible) is needed to get 90% or better?
A) 198 B) 199 C) 200 D) 188 E) 175
Mathematics
Find a unit vector u in the direction of the given vector.
A. 
B. 
C. 
D. 
Mathematics