Evaluate without the use of a calculator.arctan

A.
B.
C.
D.

Answer: B

Mathematics

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Add or subtract as indicated. Write the answer in lowest terms.19 + 7

A. 27
B. 25
C. 26
D. 19

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Replace the Cartesian equation with an equivalent polar equation.y = 9

A. r = 9 csc ? B. r = 9 sec ? C. r = 9 sin ? D. r = 9 cos ?

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Mathematics

Find the slope-intercept form of the equation for the line shown.

A. y = -5x - 6
B. y = - x - 6
C. y = 5x - 6
D. y = - x - 5

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Mathematics

Find an equation of the tangent to the curve at the point corresponding to the given value of the parameter.

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Mathematics