Mathematics · Trigonometry

Which of the following trigonometric ratios is undefined at 90°?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1sin
2tan✓
3cos
4cosec

Correct answer

tan

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Which of the following trigonometric ratios is undefined at 90°?

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Which of the following trigonometric ratios is undefined at 90°?

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