Find the indicated vector.Let u = 
, v = 
. Find u - v.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Multiply. Write the answer in simplest form.4 × 2
A. 8
B. 8
C. 7
D. 8
Mathematics
Graph the ellipse described.Foci at (±5, 0); length of the major axis is 12
A. 
B. 
C. 
D. 
Mathematics
Find the x-intercepts of the graph of the equation.y = 
+ 
+ 1
A. - 
B. 5
C. 0
D. No x-intercepts
Mathematics
Solve the problem.A new exhibit is scheduled to open at the local museum. Museum officials expect that 8000 people will visit the exhibit in its first week, and that the number of visitors will drop by 10 people per week after the first week during the first 6 months. Find the total number of visitors expected in the exhibit's first 7 weeks.
A. 47,850 visitors B. 55,730 visitors C. 55,790 visitors D. 39,850 visitors
Mathematics