Question

a²+b²
how does this relation comes? What it compares to Trigonometry?

I have a hint for you:
cosec²thita - cot²thita =1​

Answer 1

Answer:

Cos 2 theta + sin 2 theta = 1

Step-by-step explanation:

as we know that cos 2 theta +sin 2 theta (cos square theta + sin square theta ) equals 1

also this is related to Pythagoras theorem