Question

Si Tan3x . Tan(x+42°) = 1
Calcula:
E= Sec²5x - 4Tan(3x+1°) + 2

Answer 1

Respuesta:

Explica3x + x + 42 = 90

resolvemos

4x + 42 = 90

4x = 90 - 42

4x = 48

x = 48/4

x = 12

---ción paso a paso: