Find the first six terms of the sequence.a1 = 7, an = an-1 + 6

A. 13, 19, 25, 31, 37, 43
B. 0, 6, 12, 18, 24, 30
C. 7, 13, 19, 25, 31, 37
D. 7, 6, 12, 18, 24, 30


Answer: C

Mathematics

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Evaluate the integral using the given substitution. dx , u = - 

A. -  +  sin  + C
B. -  + sin3  + C
C.  +  sin  + C
D. -  +  sin  + C

Mathematics

Solve the inequality. Express your answer using interval notation.-5(5x + 2) < -30x + 15

A. (-?, -1]

B. (5, ?)

C. (-?, 5]

D. (-?, 5)

Mathematics

Determine if the equations in the given pair are equivalent. Each equation has only one solution.k - 12 = 1  and k = 13

A. Equivalent B. Not equivalent

Mathematics

Write standard form and identify a, b, and c.2x2 - 3 = 4x - 1

A. 2x2 + 4x + 1 = 0; a = 2, b = 4, c = 1 B. 2x2 - 4x - 2 = 0; a = 2, b = -4, c = -2 C. 2x2 + 4x + 2 = 0; a = 2, b = -4, c = 2 D. 2x2 - 4x - 3 = -1; a = 2, b = -4, c = -3

Mathematics