1003085809 | math4u.vsb.cz

SubArea:

Trigonometric equations and inequalities

Level:

Project ID:

1003085809

Accepted:

1

Clonable:

0

Easy:

0

Which of the following inequalities has no solution for

x \in R

?

99 \cos x > 100

\cos^{2} x - \sin^{2} x \geq 1

\sin | x | < 0

\sin 2 x \leq 2