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

A delivery truck traveled 324 miles on 18 gallons of gas. How far can be traveled on 41 gallons of gas?

Element A has 15 protons. Determine the number of neutrons in its isotope with mass number 33.

the formula for converting Celsius temperatures to Fahrenheit temperatures is a linear equation. water freezes at 0 degree Celsius, or 32 degree Fahrenheit. fin

What are 3 ways to be considered a natural born citizen in the U.S.?

a model rocket is launched into the air from ground level. the height, in feet, in feet, is modeled by p(x)=16x^2+32x, where x is the number of elapsed seconds.

In creative nonfiction a quote is differentiated from fictional dialogue in that it

what battle stopped the spread of Islam into Europe

A rocket blast off and moves away from the earth. How is the rocket affected by the earth's gravitational pull as it gets further away? A. The pull of gravity o

How would I solve this?

The current in a certain circuit as measured by an ammeter is a continuous random variable X with the following density function: f(x) = {.75x + .2 | 3=