Sec 90 - How to calculate the Value of Sec 90?

Sec 90 value can be calculated using other trigonometric functions like Cosine. Sec x = 1/cos x. The value of sec 90 is undefined. For more trigonometry angle, register with BYJU
Sec 90 value can be calculated using other trigonometric functions like Cosine. Sec x = 1/cos x. The value of sec 90 is undefined. For more trigonometry angle, register with BYJU'S.

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