Cos²A+1/1+cot²A=1 . What will be the answer ???
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Answered by
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cos²A+1/1+cot²A =1
=>cos²A+1/cosec²A=1
=>cos²A×sin²A+sin²A=1
=>cos²A×sin²A = 1-sin²A
=>cos²A×sin²A = cos²A
=>sin²A = 1
=>sinA=±1
=>A = nπ+((-1)^n)π/2
=>cos²A+1/cosec²A=1
=>cos²A×sin²A+sin²A=1
=>cos²A×sin²A = 1-sin²A
=>cos²A×sin²A = cos²A
=>sin²A = 1
=>sinA=±1
=>A = nπ+((-1)^n)π/2
Answered by
3
A is equal to 90°.
this will be the value of A.
this will be the value of A.
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