Solve and check your solutions.
x = 9
A. x = 27
B. x = 11
C. x = 3
D. x = 12
Answer: A
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Solve the problem.If a satellite is placed in a circular orbit of 220 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 167,961,600 B. x2 + y2 = 48,400 C. x2 + y2 = 43,428,100 D. x2 + y2 = 40,576,900
Approximate the irrational number with a rational number correct to the nearest thousandth.
?
?
A. 9.870 B. 6.283 C. 3.000 D. 3.142 E. 1.571
Solve the problem.Write an equivalent statement using the distributive property.2
+ 7
=
A. (2 + 7)
B. (14)
C. (2 + 7)
D. (14)
Find the equation of the parabola described.Focus at (0, 18); directrix the line y = -18
A. x2 = -72y B. x2 = 72y C. y2 = 72x D. y2 = 18x