Graph the hyperbola and label all intercepts.9x2 - 4y2 = 36
A. 
(-3, 0), (3, 0)
B. 
(-2, 0), (2, 0)
C. 
(0, 2), (0, -2)
D. 
(0, 3), (0, -3)
Answer: B
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Evaluate the integral.
A. cos-1 (x + 4) + C
B. 
+ C
C. sin-1 (x + 4) + C
D. -sin-1 (x + 4) + C
Solve the problem.A rumor is spread at an elementary school with 1200 students according to the model 
where N is the number of students who have heard the rumor and d is the number of days that have elapsed since the rumor began. How many students will have heard the rumor after 5 days?
A. 1006 students B. 689 students C. 661 students D. 1063 students
Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = 4x2 + 16x + 14
A. minimum at (-2, 0) B. minimum at (-2, -2) C. maximum at (-2, 0) D. maximum at (-2, -2)
Solve the problem.A radio transmission tower is 120 feet tall. How long should a guy wire be if it is to be attached 7 feet from the top and is to make an angle of 28° with the ground? Give your answer to the nearest tenth of a foot.
A. 255.6 ft B. 240.7 ft C. 135.9 ft D. 128.0 ft