Determine the symmetries of the curve.r2 = -3 cos 2?

A. No symmetry
B. y-axis, origin
C. x-axis, y-axis, origin
D. x-axis only

Answer: C

Mathematics

Multiply and simplify. Assume that all variables in a radicand represent positive real numbers. ?

A. xy
B. 3x²y²
C. 3xy²
D. 3xy

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Mathematics

Solve graphically.3x + 4y = 0

A. (-6, 4) B. (-4, 3) C. No solution D. (3, -5)

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Mathematics

Select the correct graph of the following function. ? ? ?

A. ?
B. ?
C. ?
D. ?
E. ?

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Mathematics

Subtract.17.080 - 16.767

A. 0.413 B. 0.313 C. 33.847 D. 0.213

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Mathematics