ma1495448
ma1495448 ma1495448
  • 01-07-2017
  • Mathematics
contestada

Prove that: sin^3A+ sin^3(120+A) +sin^3(240+A)= -3/4 sin3A

Respuesta :

mjriedel19osc9u0 mjriedel19osc9u0
  • 01-07-2017
sin^3A+ sin^3(120+A) +sin^3(240+A)= -3/4 sin3A= Sin /\ 4/5A+ Sin/\2 because u talk half of it then... (120 +a {A= 2} =122) Hope this helps
Answer Link

Otras preguntas

Cuales son los adjetivos en esta oracion:los colores claros amplian los ambientes reduidos. Doy coronita pliss ayudenme
Ok lets start a conversation ^^ Hey, I'm Ary! Tell me about yourself! <3
NaOH+ N2O3---> ___+____​
I'm taking a test help plz and thank you!!
g Jill has a balance of $866,000 in her retirement savings account. She expects to retire in 8 years. She will not save any additional money until she retires,
Which of the following phrases describes Sam Houston? A. Served as first president of the Republic of Texas B. Led the Rough Riders in the Battle of San Juan Hi
please factor and find the zeros of each relation (18 marks) C. y = 30x^2 + 44x +16 D. y = 10x^2 + 60x + 80
Write a short poem about yourself
Como Representar la distribución electrónica por el método de la escalera y con los cajones de la distribución eléctronica: En "s" máximo 2 electrones En "p" má
Helppppppppppppppppppp I’ll mark you brainlist