Complete the square to write the equation in the form 
+ 
= 1 or 
+ 
= 1.16x2 + 36y2 + 96x - 144y - 288 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Solve the problem.The time it takes to travel a given distance at constant speed is given by the formula 
where t is the time, d is the distance, and r is the rate of travel. At 30 miles per hour, what distance can be traveled in 4 hours?
A. 24 mi B. 60 mi C. 240 mi D. 120 mi
Mathematics
Solve the equation.2x - 4 + 5(x + 1) = 6x + 5
A. 
B. 
C. 
D. 
Mathematics
Find an equation for the ellipse described.Foci at (±3, 0); x-intercepts are ±4
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Express the sum using summation notation with a lower limit of summation not necessarily 1 and with k for the index of summation.7 + 10 + 13 + 16 + ... + 37
A. 
B. 
C. 
D. 
Mathematics