lyphuc531 lyphuc531
  • 23-10-2021
  • Mathematics
contestada

2cosx-[tex]\sqrt{2}[/tex]=0

Respuesta :

Аноним Аноним
  • 23-10-2021

[tex]\\ \sf\longmapsto 2cosx-\sqrt{2}=0[/tex]

[tex]\\ \sf\longmapsto 2cosx=\sqrt{2}[/tex]

[tex]\\ \sf\longmapsto cosx=\dfrac{\sqrt{2}}{2}[/tex]

[tex]\\ \sf\longmapsto cosx=\dfrac{1}{\sqrt{2}}[/tex]

[tex]\\ \sf\longmapsto x=cos^{-1}\left(\dfrac{1}{\sqrt{2}}\right)[/tex]

[tex]\\ \sf\longmapsto x=60[/tex]

Answer Link

Otras preguntas

Ms.Groves has trays of paint for students in her art class.each tray has 5 colors.one of the colors is purple.what fraction of the colors in 20 trays is purple?
Genes act by directing the formation of: amino acids, chromosomes, specific enzymes
which polyatomic ion has a charge of 3-?
caden built a rectangular prism that has a length of 8 units a width of 3 units, and a height of 5 units. what is the volume of the prism. show your work
D-Day, June 6, 1944: The Allied forces invaded German-occupied __________ during World War II. a. France b. England c. Italy d. Russia
How are love and affection portrayed in In Memoriam A H H by Alfred ,Lord Tennyson
The Hamilton Bush company issues 2500 shares of common stock worth 100,000 total what is the par value of each share
Who was the first foreign power to penetrate Japan
write a word problem can someone plz help me
what is the book night about