1003085908 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003085908

Accepted:

1

Clonable:

0

Easy:

0

The solution set of the inequality

cotg (3 x - \frac{π}{4}) \geq - 1

for

x \in [0; \frac{π}{2}]

is:

{0} \cup (\frac{π}{12}; \frac{π}{3}] \cup (\frac{5 π}{12}; \frac{π}{2}]

[0; \frac{π}{3}]

(\frac{π}{12}; \frac{π}{3}]

(0; \frac{π}{2}]