Ask a New Question

Question

Find all real numbers in [0, 2π) that satisfy the equation.

cos 2x = √(2)/2
Jun 17, 2013

Answers

2x = 45,315,...
Follow for 2 periods to get values for x up to 360.
Jun 17, 2013

Related Questions

Find all real numbers that satisfy the equation. 2 cos x + 1 = 0 Find all real numbers in the interval [0,2pi) that satisfy the equation. cos^2 x+2 cos x+1 = 0 Use a quadratic equation to find two real numbers that satisfy each situation or show that no such n... Use a quadratic equation to find two real numbers that satisfy each situation or show that no such n...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use