Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. A (n) = 1 + (n - 1) (-5.7) A) 1, - 16.1, - 50.3 B) - 5.7, - 21.8, - 51.3 C) 1, - 21.8, - 56 D) 0, - 17.1, - 51.3

Question

Mathematics

Kendall Petty

29 April, 07:48

Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. A (n) = 1 + (n - 1) (-5.7) A) 1, - 16.1, - 50.3 B) - 5.7, - 21.8, - 51.3 C) 1, - 21.8, - 56 D) 0, - 17.1, - 51.3

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Answers (1)

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Lainey Fitzpatrick · Answer 1

N = the term u r looking for

1st term ... n = 1

A (1) = (1 - 1) (-5.7)

A (1) = 0

4th term ... n = 4

A (4) = (4 - 1) (-5.7)

A (4) = - 17.1

10th term ... n = 10

A (10) = (10 - 1) (-5.7)

A (10) = - 51.3

answer is D