Math and Arithmetic
TI-83 & TI-84 Graphing Calculators

How do you make 'cot' and 'csc' on a TI-84 graphing calculator?

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Answered 2011-06-21 19:23:24

From math class, some trigonometric identities:

cot x = 1/tan x

csc x = 1/sin x

sec x = 1/cos x

There are no built-in cot or csc formulas, so use the above.

Remember that these give errors when tan x, sin x, or cos x are equal to 0.

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