Solve the problem.A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius of 606 km. Determine an equation for the ellipse if the distance of the satellite from the surface of the moon varies from 308 km to 988 km.

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1


Answer: C

Mathematics

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For the polynomial function, find the requested value.f(x) = 4x3 - 6x2 - x + 11; f(-2)

A. -55 B. -7 C. -43 D. -53

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Solve. -  = 4

A. 52 B. - 6 C. 28 D. 36

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Perform the indicated operation.(7x)2

A. 7x2 B. 14x2 C. 49x D. 49x2

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Multiply.10.2 × 13.45

A. 1371.9 B. 137.19 C. 13,719 D. 13.719

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