Graph the hyperbola and label all intercepts.25y2 - 4x2 = 100

A.

(0, 5), (0, -5)
B.

(-2, 0), (2, 0)
C.

(-5, 0), (5, 0)
D.

(0, 2), (0, -2)


Answer: D

Mathematics

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Evaluate the expression and write the result in the form a + bi.

(a) -1 (b) 1 (c) i (d) - i (e) none of these

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Find the area of the polygon.

A. 34.5 m2 B. 69 m2 C. 17.25 m2 D. 7.25 m2

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Simplify the complex fraction.

A.
B.  
C. k - 6
D.

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Use the table to write a table of values for f-1(x). State the domain and range for f and for f-1.

A.
Domain of f = Range of f-1 = {-11, 2, 20}
Range of f = Domain of f-1 = {-7, -16}
B.
Domain of f = Range of f-1 = {-7, 2, -11}
Range of f = Domain of f-1 = {18, 20, -16}
C.
Domain of f = Range of f-1 = {-7, 2, 20}
Range of f = Domain of f-1 = {18, -11, -16}
D. No inverse function exists.

Mathematics