solve the problem (trigonometry)
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Step-by-step explanation:
=> LHS : √ (sec² x + cosec²x)
=> √(1 + tan²x + 1 + cot²x )
=> √(tan²x + cot²x + 2 ). [ (tan x + cot x)² = tan²x+cot²x+2 tan x cot x = tan²x+cot²x+2 ]
=> √(tan x + cot x)²
=> tan x + cot x = RHS hence proved
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