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)

Answer: D

Mathematics

Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(9x - )( - )

A. 9x² - 9x - + 10
B. 9x² - 9x + 10
C. 9x² - 8x + 10
D. 9x² + 10

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Mathematics

Find the series' radius of convergence.

A. 0 B. 2 C. ?, for all x D. 1

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Mathematics

Complete the sentence so the result is an identity. Let x be any real number.1 - = sin2x

A. cot2x B. tan2x C. cos2x D. sec2x

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Mathematics

Combine. Simplify the answer.5 + 7

A. 13
B. 12
C. 13
D. 3

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Mathematics