Question

Escreva 4 termos da Pg:

(x+1, x+4, x+10)

Answer 1

PG(x+1, x+4, x+10)

(x+4)² = (x+1)(x+10)
x² + 8x + 16 = x² +10x + x + 10
x² + 8x + 16 = x² + 11x + 10
x² - x² + 8x - 11x + 16 - 10 = 0
-3x + 6 =0
-3x = - 6
x = 6/3
x = 2

PG(3, 6, 12, 24)

Espero ter ajudado.