Question

If tan A =1√2 find cosec2 A−sec2 A

Answer 1

Answer:

Correct option is

C

10

3

Given,

tanθ=

2

1

⇒cscθ=

3

⇒secθ=

2

3

⇒cotθ=

2

Given,

csc

2

θ+cot

2

θ

csc

2

θ−sec

2

θ

=

3+2

3−

2

3

=

10

3

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