Find the foci of the hyperbola.y = ±
A. 
and 
B. 
and 
C. (0, 
) and (0, -
)
D. (
, 0) and (-
, 0)
Answer: B
Mathematics
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Sketch the surface z = f(x,y).f(x, y) = 3 - x2 + y
A. 
B. 
C. 
D. 
Mathematics
The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.28, 96, 100
A. right triangle; 96 B. right triangle; 28 C. right triangle; 100 D. not a right triangle
Mathematics
Solve the equation symbolically.z - 4 = -4.6
A. 0.6 B. 8.6 C. -0.6 D. -8.6
Mathematics
Solve the problem.The logistic growth function f(t) = 
models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. How many people were ill after 3 weeks?
A. 5037 people B. 180 people C. 75,233 people D. 74,014 people
Mathematics