Use your graphing calculator to convert the complex number to trigonometric form. Round the angle to the nearest hundredth of a degree.
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What will be an ideal response?



Mathematics

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Find the exact value of the expression using a sum or difference identity.sin 255°

A.
B.
C.
D.

Mathematics

Evaluate the given binomial coefficient.

A. 2 B. 120 C. 1 D. 0

Mathematics

Eliminate the parameter t from the following and then sketch the graph: ?   

A.


B.


C.


D.


E.


Mathematics

Find the vertex, focus, and directrix of the parabola. Graph the equation.x2 = 8y

A. vertex: (0, 0)
focus: (0, -2)
directrix: y = 2

B. vertex: (0, 0)
focus: (2, 0)
directrix: x = -2

C. vertex: (0, 0)
focus: (-2, 0)
directrix: x = 2

D. vertex: (0, 0)
focus: (0, 2)
directrix: y = -2

Mathematics