vaehtheone vaehtheone
  • 01-09-2021
  • Mathematics
contestada

Angle 0 is in standard position. if sin(0) = -1/3, < 0 < 3/2 , find cos (0).

Angle 0 is in standard position if sin0 13 lt 0 lt 32 find cos 0 class=

Respuesta :

Eyadaqrabawi
Eyadaqrabawi Eyadaqrabawi
  • 01-09-2021

Answer:

-2 sqrt (2) /3

Step-by-step explanation:

sin = -1/3 its in the 3rd quadrant so sin is negative cos is negative

sin^2 O + cos ^2 O = 1

1 - (1/9) = cos^2 O

[tex] \cos( \alpha ) = \frac{ - 2 \sqrt{2} }{3} [/tex]

Answer Link

Otras preguntas

When the British Parliament repealed the Stamp Act but simultaneous reaffirmed its right to tax the colonists, what was the result?
math help, screencap below
does it make sense that sin(-0)= -sin0
The base of a parallelogram is x+4 and the area is 5x+20 what is the height?
How many zeros are in the simplified expression 4 times 10
___ is a condition in which people cannot meet their basic needs for adequate food, clothing, shelter, or health.
Tim has 39 pairs of headphones and 13 music players. Tim wants to sell all of the headphones and music players in identical packages. What is the greatest numbe
How did completion of the first transcontinental railroad in 1869 encourage settlement of the American West?
What is a Ruta de pintxos?
How do i do i work this problem