Question

calcule o 100° termo da PAs (10,12,14,..)​

Answer 1

✔OLÁ!!!

A1 = 10

R = 12 - 10 = 2

A100 = ?

$an = a1 + (n - 1)r \\ a100 = 10 + (100 - 1) \times 2 \\ a100 = 10 + 99 \times 2 \\ a100 = 10 + 198 \\ a100 = 208$