Question

Without using trigonometric tables, evaluate cosec 89° - sec 1°.​

Answer 1

Answer:

0

Step-by-step explanation:

cosec89°-sec1°

cosec89°-sec(90-89)

cosec89°-cosec89°

=0

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Answer 2

Question : ✔️

• Without using trigonometric tables, evaluate cosec 89° - sec 1°.

Answer : ✔️

• we can change cosec to sec or sec to cosec im chainging cosec to sec
• cosec ( 90 - 89 ) - sec 1
• sec1 - sec 1
• 0

cosec ( 90 - theta ) = sec theta