Q: Which of the following simplification value of $$ {(secA-cosA)^{2}} – McqOptions

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1.	Q: Which of the following simplification value of $$ {(secA-cosA)^{2}}+{(cosecA-sinA)^{2}}-{(cotA-tanA)^{2}}$$ ?
A.	4
B.	2
C.	1
D.	3
Answer» D. 3

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