Solve the problem.The population of wolves in a state park after t years is modeled by the function   What was the initial population of wolves?

A. 900
B. 18
C. 99
D. 9


Answer: D

Mathematics

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Solve the problem.Two wheels of radius 12.94 cm and 14.03 cm respectively rest on the ground. If the centers of the wheels are 36.96 cm apart, how far apart are the points where they touch the ground?

A. 34.62 cm B. 36.96 cm C. 34.19 cm D. 36.94 cm

Mathematics

Set the viewing rectangle of your graphing calculator to  by  to solve the problem.Find a set of parametric equations evaluated over 0 ? t ? 2? that produces the graph shown.

A.

x1 = 4 + t/?,y1 = 1 + t/?
x2 = 4 + t/?,y2 = 1
x3 = 4 + t/?,y3 = 1 + 2t/?

B.
x1 = 4 + t/?,y1 = 1 + t/?
x2 = 4 + t/?,y2 = 1
x3 = 4 + t/?,y3 = 3

C.
x1 = t/?,y1 = t/?
x2 = t/?,y2 = 0
x3 = t/?,y3 = 2

D.
x1 = 4 + t/?,y1 = 1 + t/?
x2 = 4 + t/?,y2 = 1 + t/?
x3 = 4 + t/?,y3 = 3

Mathematics

Describe the graph of the equation as either a circle or a parabola with a horizontal axis of symmetry.(x - 3)2 + (y + 1)2 = 16

A. The graph is a circle. B. The graph is a horizontal parabola.

Mathematics

Give an ?-? proof of the limit fact.x5 = 0

What will be an ideal response?

Mathematics