Graph the system of inequalities.x + 2y ? 2 x - y ? 0

A.

B.

C.

D.

Answer: C

Mathematics

Simplify.

A. -1 B. 1 C. -i D. i

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Mathematics

Find the focus and directrix of the parabola.x = 6y2

A. , x = -
B. , x = -
C. , x =
D. , y = -

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Mathematics

Find an equivalent equation in rectangular coordinates.r - 6 sin ? = 4 cos ?

A. x² + y² + 6y = 4x
B. x² + y² - 6y = 4x
C. - 6y = 4x
D. x² + y² = 0

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Mathematics

State the phrase as a mathematical expression. Use x to represent the variable.173 divided by a number

A. 173 - x
B.
C. 173x
D. 173 + x

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Mathematics