americavillegas1 americavillegas1
  • 04-08-2021
  • Mathematics
contestada

Quick help with answers please!!

Quick help with answers please class=

Respuesta :

Аноним Аноним
  • 05-08-2021

Answer:

x=pi/8 and 7pi/8

Step-by-step explanation:

2cos(2x)=sqrt(2), cos(2x)=1/sqrt(2). 2x=pi/4 and 7pi/4, x=pi/8 and 7pi/8

Answer Link

Otras preguntas

According to the Graffalo the slope line B is ?:
-4x + 3y = 29 5x + y = -3 solve by substitution
Help with my French assignment please
which value is a solution for the inequality 9 _> 1/2 x?helpppp pls
Can ya'll help me? I have tried to do it but I keep getting it wrong :(
Organic farming follows the principles of health and A. economic gain B. wealth C. profits D. ecology
What is the surface area? 5 cm 7 cm 4 cm square centimeters ​
The diagram at right represents Earth in space on the first day of a season. Which season is beginning in North Carolina on the day represented in the diagram?
The ratio of blue jays to Robin's was 6 to 7. If there were 84 Robins, how many blue jays were there?​
What is the slope-intercept form of linear equations? In order to write the equation from the given table, we need to find the slope and the y-intercept. What