Solve the equation.4n - 2 = 38

A. 10
B. 11
C. 40
D. 36


Answer: A

Mathematics

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Find equations for the tangent plane and the normal line to the surface with equation x² + 9y² + 9z² = 22 at the point P(2, 1, 1).

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Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range.y = x2 + 2x - 5

A. D: all real numbers; R: (y ? -5) B. D: all real numbers; R: (y ? -6) C. D: all real numbers; R: all real numbers D. D: all real numbers; R: (y ? -6)

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Solve the problem.Find the equation of a circle in standard form with center at the point (-3, 2) and tangent to the line y = 4.

A. (x + 3)2 + (y - 2)2 = 4 B. (x - 3)2 + (y + 2)2 = 4 C. (x + 3)2 + (y - 2)2 = 16 D. (x - 3)2 + (y + 2)2 = 16

Mathematics

Determine whether the following is a probability model.

A. Yes B. No

Mathematics