Question

Encontre os termos pedidos. me ajudam pfv.
a) (2, 7, 12, 17, 22...) 14?

b) (0, 11, 22, 33...) 20?

c) (5, 16, 27, 38,...) 18?

d) (15, 8, 1, -6...) 12?
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Answer 1

Vamos là.

a) (2, 7, 12, 17, 22...) 14?

a14 = 2 + 13*(7 - 2) = 67

b) (0, 11, 22, 33...) 20?

a20 = 0 + 19*(11 - 0) = 209

c) (5, 16, 27, 38,...) 18?

a18 = 5 + 17*(16 - 5) = 192

d) (15, 8, 1, -6...) 12?

a12 = 15 + 11*(8 - 15) = -62