𝟏/(𝟏+𝐭𝐚𝐧𝟐 𝛉)+𝟏/(𝟏+𝐜𝐨𝐭𝟐 𝛉) का मान निकालें−

  • 1

    𝟏/𝟐

  • 2

    2

  • 3

    1

  • 4

    𝟏/𝟒

Answer:- 3

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