1003085905 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003085905

Source Problem:

Accepted:

1

Clonable:

0

Easy:

0

The solution set of the inequality

| cotg x | \leq \sqrt{3}

for

x \in R

is:

⋃_{k \in Z} [\frac{π}{6} + k π; \frac{5 π}{6} + k π]

⋃_{k \in Z} [\frac{π}{6} + k π; \frac{π}{2} + k π]

⋃_{k \in Z} [\frac{π}{2} + k π; \frac{5 π}{6} + k π]

⋃_{k \in Z} [k π; (k + 1) π]