मराठी

Solve the following equation for x: tan-1(1-x/1+x)-1/2tan-1x = 0, where x > 0

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प्रश्न

Solve the following equation for x:

`tan^-1((1-x)/(1+x))-1/2 tan^-1x` = 0, where x > 0

बेरीज
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उत्तर

`tan^-1((1-x)/(1+x))-1/2 tan^-1x` = 0

⇒ `tan^-1((1-x)/(1+x))=1/2tan^-1(x)`

⇒ `tan^-1 1-tan^-1x=1/2tan^-1(x)`   

⇒ `tan^-1 1=3/2tan^-1(x)`

⇒ `pi/4=3/2tan^-1(x)`

⇒ `pi/6=tan^-1(x)`

⇒ `x=1/sqrt3`

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पाठ 3: Inverse Trigonometric Functions - Exercise 4.11 [पृष्ठ ८२]

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आर.डी. शर्मा Mathematics Volume 1 and 2 [English] Class 12
पाठ 3 Inverse Trigonometric Functions
Exercise 4.11 | Q 3.04 | पृष्ठ ८२
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