Which of the following symbols indicates a rotation?
?

A.

?123     321


B.

?


C.

?


D.

?


E.

?b and d


F.

?None of the above.



Answer: E

Mathematics

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Graph the polar equation.r = 2 - 3 sin 2?

A.

B.

C.

D.

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Find the equation of the transverse axis of the hyperbola. -  = 1

A. y = 0 (x-axis)
B. x = -y
C. y = x
D. x = 0 (y-axis)

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Find the domain and range of the relation.

A. domain: (-?, ?), range: (-?, ?) B. domain: [-2, ?), range: [-3, ?) C. domain: (-?, -2) or (-2, ?), range: [-3, ?) D. domain: (-?, ?), range: [-3, ?)

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Solve the system using Gauss-Jordan elimination.



a. w = 8 + z, x = -z, y = -8 -z, z
b. w = -8 + z, x = -z, y = -8 - z, z
c. w = 8 + z, x = -z, y = -8 + z, z
d. w = 8 - z, x = -z, y = -8 -z, z
e. w = 8 + z, x = -z, y = 8 -z, z

Mathematics