Answer:
0
Step-by-step explanation:
The cotangent function is defined as cot x = adj / opp.
The terminal side of 270 degrees is the lower half of the y-axis. The adj side is zero (0) and the opp side is -1;
Therefore, cot (-270 degrees) = adj / opp = 0/(-1) = 0
La respuesta es trescientos setenta
X has to be inside the radical.
It would be

Simplify the radical by breaking the radicand up into a product of known factors.