Solve the problem.The roof of a building is in the shape of the hyperbola  where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.a = b = 7 m

A. 7.5 m
B. 454 m
C. 57 m
D. 21.3 m


Answer: D

Mathematics

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Add or subtract as indicated. Write the answer in lowest terms. -  + 

A.
B.
C.
D.

Mathematics

Solve the application and answer with a complete sentence.Jeffery has two packages. One weighs 1 ounces, and the other weighs  ounces. What is the total weight of the two packages?

A. The total weight is  ounces.
B. The total weight is  ounces.
C. The total weight is 1 ounces.
D. The total weight is 4 ounces.

Mathematics

Multiply.(-0.7)(2.25)

A. 2.95 B. 1.575 C. 1.55 D. -1.575

Mathematics

Solve the problem.The slope of the tangent line of a curve is given by If the point (0, 7) is on the curve, find an equation of the curve.

A. f(x) = x3 - x2 + 5x + 1
B. f(x) = x3 - 8x2 + 5x + 1
C. f(x) = x3 - 8x2 + 5x + 7
D. f(x) = x3 - x2 + 5x + 7

Mathematics