Question

o decimo termo da PG(2,4,8...)

Answer 1

$\boxed{a_n = a_1*q^n^-^1}$

$q = \frac{a_2}{a_1} = \frac{4}{2} = 2\\\\\ a_1 = 2$

$a_1_0 = 2*2^9\\\\\ a_1_0 = 2^1^0\\\\ \boxed{a_1_0 = 1024}$

Answer 2

1024 é o décimo termo da PG