1003085606 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003085606

Accepted:

1

Clonable:

0

Easy:

0

Find the set of all

x \in R

for which

\sin (\frac{π}{6} + x) = - 0.5

.

⋃_{k \in Z} {\frac{5 π}{3} + 2 k π; π + 2 k π}

⋃_{k \in Z} {\frac{π}{2} + 2 k π; \frac{5 π}{3} + 2 k π}

⋃_{k \in Z} {\frac{5 π}{3} + 2 k π}

⋃_{k \in Z} {\frac{7 π}{6} + 2 k π; \frac{11 π}{6} + 2 k π}