Find a unit vector in the direction of the given vector.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Write the expression using a multiple of a logarithm.log6 
A. 
log6 y
B. 
log6
C. y log6 
D. 
Mathematics
Solve the quadratic equation by completing the square. Make sure your answer is simplified completely. If there are no real solutions, so state.x2 + 5x = 3
A. x = 
or x = 
B. x = -5 - 
or x = -5 + 
C. x = 
or x = 
D. x = 
or x = 
Mathematics
Compute and simplify so that only positive exponents remain.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the problem.The time of a telephone call (in minutes) to a certain town is a continuous random variable with a probability density function defined by 
for 
Find the probability: 
A. 0.2780 B. 0.6934 C. 0.0914 D. 0.0290
Mathematics