Question

with solution please reply quickly NO SPAMS​

Answer 1

Answer:

2

Step-by-step explanation:

tan35=cot(90-35)

tan35=cot55

cot 78=tan(90-78)

cot 78=tan 12

cot55/cot55=1

tan12/tan12=1

1+1=2

ans is 2

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