kayg7 kayg7
  • 21-11-2020
  • Mathematics
contestada

solve the equation
[tex]2 \sin ^{3} x - \sin \: x = 0 [/tex]
​

Respuesta :

surjithayer10 surjithayer10
  • 21-11-2020

Answer:

Step-by-step explanation:

[tex]2 sin^3x-sin x=0\\sinx(2sin^2x-1)=0\\either~sin x=0,x=n\pi ,where ~n~is~an~integer.\\or~2sin ^2x-1=0\\or~1-2sin^2x=0\\cos 2x=0\\2x=(2n+1)\frac{\pi }{2} \\or~x=(2n+1)\frac{\pi }{4} ,where~n~is~an~integer.[/tex]

Answer Link

Otras preguntas

Which of the following rocks would most likely be found near a volcano? basalt limestone marble sandstone
f(x)=x2−8x+3 in vertex form
Why is it important to know a person blood type before a blood transfusion?
mary bought two packs of ribbons. the small pack has 15 ribbons. the large pack has 60 ribbons. which equation can mary use to find out how many times as man
8x + y = -16 -3x + y= -5
1. Write a rule for the sequence. 8, -1, -10, -19... A. Start with 8 and add -9 repeatedly B. Start with -9 and add 8 repeatedly C. Start with 8 and add 9
HELP ASAP!! What is the correct answer? I got it wrong and would like to know the correct one!! Thank you!!
To what does the speaker in “The Empty Dance Shoes” compare the energy of dance shoes at rest? A. “The Colossus” by Sylvia Plath B. A clown knocked down by a
Los chicos ________ la lección.  A.aprenden B.comen C.corren D.beben
One big negative of interest groups is that they limit interest in public affairs.