1003085608 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003085608

Accepted:

1

Clonable:

0

Easy:

0

Find the set of all

x \in R

satisfying the equation

\cos (2 x - π) = - 1

.

{k π : k \in Z}

{\frac{π}{2} + 2 k π : k \in Z}

{2 k π : k \in Z}

{\frac{3 π}{2} + 2 k π : k \in Z}