Sunday

December 21, 2014

December 21, 2014

Posted by **tony** on Monday, June 17, 2013 at 9:46am.

cos 2x = √(2)/2

- trig -
**Steve**, Monday, June 17, 2013 at 10:13am2x = 45,315,...

Follow for 2 periods to get values for x up to 360.

**Answer this Question**

**Related Questions**

trig - Find all real numbers in the interval [0,2pi) that satisfy the equation. ...

Trig - Find all real numbers that satisfy the equation. 2 cos x + 1 = 0

Trig - find all solutions to the equation √3 csc(2theta)=-2 Would the ...

Trig Help! - Question: Trying to find cos π/12, if cos π/6 = square ...

trig - find all the values of X between 0 and 2π such that cos(3x-π/2...

Trig - Solve the trig equation exactly over the indicated interval. tanθ = ...

Math, please help - Which of the following are trigonometric identities? (Can be...

Trig - The number of values in the interval –π ≤ x ≤ π ...

trig - Find all values of x in the interval [0, 2π] that satisfy the ...

Math - Evaluate *Note - We have to find the exact value of these. That I know to...