Question

Si: tan(x + 2). ctg(3x) = 1. Halla el valor de : E = (x + 1)²​

Answer 1

Respuesta:  4

tan (x + 2) . ctg (3x) = 1

x + 2 = 3x

2 = 2x

1 = x

Piden:

E = (x + 1)²​

E = (1 + 1)²

E = 2²

E = 4