Solve the equation.-8.9q + 1.4 = -37.6 - 1.1q

A. {4.5}
B. {5}
C. {-47}
D. {4.4}


Answer: B

Mathematics

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Solve.A nuclear cooling tower cross section is a hyperbola having a diameter of 50 ft at the center. The distance between the two foci is 90 ft. What is the equation for the hyperbola?

A.  -  = 5
B.  -  = 1
C.  -  = 1
D.  -  = 1

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Solve the problem.The orbit of the Syncom 3 satellite has a period of T = 1436.2 minutes. Calculate the semimajor axis of the satellite.  and 

A. 2.751 x 106 km B. 2751 km C. 42,170 km D. 4.217 x 107 km

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Solve the problem.For f(x) = 1 - 2 and g(x) = 6 + 3. Find an equation for f + g.

What will be an ideal response?

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First estimate the answer. Then add or subtract to find the exact answer. Write answer as a mixed number.

A. Estimate: 8; Exact: 
B. Estimate: 7; Exact: 
C. Estimate: 7; Exact: 
D. Estimate: 8; Exact: 

Mathematics