Find the first fourth and tenth terms of the arithmetic sequence described by the givin rule a (n) = - 3 + (n - 1) (-2.2)

Question

Mathematics

Bart

5 July, 10:39

Find the first fourth and tenth terms of the arithmetic sequence described by the givin rule a (n) = - 3 + (n - 1) (-2.2)

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Tiara Stein · Answer 1

- 3, - 9.6 and - 22.8

to generate the first, fourth and tenth term substitute n = 1, 4, 10 into the rule

a (1) = - 3 + 0 = - 3

a (4) = - 3 - 6.6 = - 9.6

a (10) = - 3 - 19.8 = - 22.8