ANILMUKHIYA ANILMUKHIYA
  • 04-02-2020
  • Mathematics
contestada


[tex]4 \cos {}^{2} = 1[/tex]


​

Respuesta :

PSN03
PSN03 PSN03
  • 04-02-2020

Yo sup??

4cos²x=1

cos²x=1/4

cosx=±1/2

x=π/3 or x=2π/3

Hope this helps.

Answer Link

Otras preguntas

Solve each of the following equations. Show its solution set on a number line. Check your answers. |3x-2| = 19
Graph: f(x) = -√x Step 1: Evaluate the function to find three points. f(0) = -1 0 1 -2 2 1 -2 9 y 2 6 x x y
Amy thinks of three numbers, which she calls a, b and c. The ratio a: cis 4: 3. The ratio b: cis 7:5. The median of a, b and c is 80. Work out the values of a,
Plot A(2,3) and B(2,5). What is the midpoint of points A and B?
Isla, Bob and Marie are playing a game involving counters. The total number of counters stays the same throughout the game. At the start of the game, the ratio
How the federal government supported nationalism in their intersections with the states
anyyyy girrllll online hereeeere m soo bored​
( brainliest ) SERIOUS ANSWERS ONLY! 1. I earn 1.25 Points every 1-8 Minutes. Im trying to reach my goal of 5000 points. How many minutes / Hours / Days would
A group is selling chocolate-covered pretzels for 6 dollars per container and kettle corn for 8 dollars per container. They want to sell at least $2,800 in item
( brainliest ) SERIOUS ANSWERS ONLY! 1. I earn 1.25 Points every 1-8 Minutes. Im trying to reach my goal of 5000 points. How many minutes / Hours / Days would