Question 5: Write the function in the simplest form: tan¯¹ √1+ x²-1 /x, x≠0.
Class 12 - Math - Inverse Trigonometric Functions
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Refer to the attachment .
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formulae used :
•1+tan²∅ = sec²∅
•1-cos2∅ = 2sin²∅
•sin2∅ =2sin∅cos∅
-- tan-¹(tan∅) = ∅
________________
formulae used :
•1+tan²∅ = sec²∅
•1-cos2∅ = 2sin²∅
•sin2∅ =2sin∅cos∅
-- tan-¹(tan∅) = ∅
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