Solve the equation.3n - 2 = 13

A. {5}
B. {6}
C. {16}
D. {12}


Answer: A

Mathematics

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Find the indicated sum. Find the sum of the first 8 terms of the geometric sequence:  , . . .

A.
B.
C.
D.

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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 4y2, x = - 4y, y = 4

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

Mathematics

Decide whether the relation defines a function.{(1, -4), (2, -2), (6, 7), (8, -7), (11, -1)}

A. Not a function B. Function

Mathematics

Determine which of the following methods is the best choice for solving the given equation: factoring, using the principle of square roots or using the quadratic formula. Then, solve the equation.(x + 3)2 = 13

A. Factoring; 10
B. Square root principle; -3 ±   
C. Square root principle or factoring; 3 ± 
D. Quadratic formula; ±

Mathematics