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

Question 4(Multiple Choice Worth 3 points) (07.03) An unbalanced scale with 7 blocks on the left side of the scale and 4 blocks on the right side of the scale
Write the number three hundred sixty-five ten thousandths in standard form
Which state was among the first seven states to leave the Union? A. Virginia B. North Carolina C. Texas D. Tennessee
How did the practice of rodeo develop in chile??
who appoints the chief justice of the supreme court ? a) president b) vice president c) senate d) associate justices
$400 at 7% for 3 years?
A triangle has side lengths of 3 inches, 7 inches, and c inches. Enter values to write an inequality that describes the possible values for c, the length of t
IT'S JUST POINTS OF VIEW PLEASE HELP AND PLEASE DONT GUESS “You’ll be lonely at first, they admitted, but you’re so nice you’ll make friends fast. And as an imp
What could two atoms of the same element form?
The presidents of which two countries were killed in a mysterious plane crash?