Question

If sin A + cos A = V2 cos A, find the value of cot A.​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

cot A = 1/√2-1

cot A= 1/√2-1×2+1/√√2+1

cot A = √2+1(√2)²-1²

cot A = √2 + 1/2-1

cot A = √2+1