Question

obtenha o décimo termo da pg ( 5,10.20...)

Answer 1

a1 = 5
a2 = 10
a3 = 20
n = 10
q = 10/5 = 2 ****
a1.q⁹ = 5 . 2⁹ = 5 * 512 = 2560 ***
PG { 5,10,20,40,80,160,320,640, 1280,2560 ....}