The graph of a quadratic function is given. Choose the function's equation.
A. f(x) = (x - 2)2 + 2
B. f(x) = (x + 2)2 - 2
C. f(x) = (x + 2)2 + 2
D. f(x) = (x - 2)2 - 2
Answer: D
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Find an equation for the line tangent to the curve at the point defined by the given value of t.x = 5 sin t, y = 5 cos t, t = 
A. y = x - 5
B. y = - x + 5
C. y = 5
x + 1
D. y = 5x + 5
Solve the problem.A region in the first quadrant is bounded above by the curve y = tanh x, below by the 
on the left by the 
and on the right by the line 
Find the volume of the solid generated by revolving the region about the x-axis.
A. ?
B. 0
C. - 
D. 2?
Solve the problem.The kind of symmetries found in the border pattern . . . p b q d p b q d p b q d . . . are the identity and
A. translations and glide reflections only. B. translations and half-turns only. C. translations only. D. translations, glide reflections, and half-turns only. E. none of these
Solve the quadratic inequality. Write the solution set in interval notation.x2 - 7x + 12 ? 0
A. (-?, 3] B. [3, 4] C. (-?, 3] ? [4, ?) D. [4, ?)