1003086108 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003086108

Accepted:

1

Clonable:

0

Easy:

0

The solution set of the equation

1 + \sin x \cdot \cos 2 x = \sin x + \cos 2 x

for

x \in R

is:

⋃_{k \in Z} {\frac{π}{2} + 2 k π; k π}

⋃_{k \in Z} {\frac{π}{2} + 2 k π}

⋃_{k \in Z} {k π}

⋃_{k \in Z} {2 k π}