Question

What is the value of sec 90° ?​

Answer 1

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1/0

The cosine of the angle equal to 900 is equal to 0. So, secant of the angle equal to 90o can be written as 1/0.

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Answer 2

Answer:

undefined

Step-by-step explanation:

why because

The value of sec 90 degree cannot be calculated and is

undefined in trigonometry table

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