Question

What is the cotangent of -7pi/4?

Answer 1

Answer:

In a right triangle, the cotangent of an angle is the length of the adjacent side divided by the length of the opposite side. In a formula, it is abbreviated to just 'cot'. Of the six possible trigonometric functions, cotangent, secant, and cosecant, are rarely used.

The trig function cotangent, written cot θ. cot θ equals or . ... f(x) = cot x is a periodic function with period π.

Hope it will be helpful.⚔️