Question

The value of tan 42 degree- cot 48 degree

Answer 1

Answer:

0

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Step-by-step explanation:

tan 42⁰- cot 48⁰

tan 42⁰- cot(90⁰-42⁰)

tan 42⁰- tan42⁰

0

Answer 2

Answer:

   tan 42°- cot48°

= cot(90-42)° - cot48°

[ ∵ cot(90-θ) = tanθ ]

= cot48° - cot48°

= 0