Solve the problem.A nuclear cooling tower cross section is a hyperbola having a diameter of 64 ft at the center. The distance between the two foci is 90 ft. What is the equation for the hyperbola?

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


Answer: C

Mathematics

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The graph of a linear function f is shown. Identify the slope, y-intercept, and x-intercept.

A. 2; (0, -4), (2, 0)
B. 2; (0, 2), (-4, 0)
C. ; (0, -4), (2, 0)
D. ; (0, 2), (-4, 0)

Mathematics

Provide the proper response.Is 

A. No B. Yes

Mathematics

Simplify by using the associative property of multiplication.5(8t)

A. t
B. t
C. 13t
D. 40t

Mathematics

Tell which set or sets the number belongs to: natural numbers, whole numbers, integers, rational numbers, irrational numbers, and real numbers.-

A. integers, real B. rational, real C. whole, real D. irrational, real

Mathematics