1003086009 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003086009

Source Problem:

Accepted:

1

Clonable:

1

Easy:

0

The solution set of the equation

\sin x + \cos x = 0

for

x \in R

is:

⋃_{k \in Z} {\frac{3 π}{4} + 2 k π; \frac{7 π}{4} + 2 k π}

⋃_{k \in Z} {\frac{3 π}{4} + 2 k π}

R

\emptyset