हिंदी

The principal value of πtan-1(tan 9π8) is ______. - Mathematics

Advertisements
Advertisements

प्रश्न

The principal value of `tan^-1(tan  (9π)/8)` is ______.

विकल्प

  • `π/8`

  • `(3π)/8`

  • `- π/8`

  • `- (3π)/8`

MCQ
रिक्त स्थान भरें

उत्तर

The principal value of `tan^-1(tan  (9π)/8)` is `underlinebb(π/8)`.

Explanation:

`tan^-1(tan  (9π)/8) = tan^-1(tan(π + π/8))`

= `tan^-1(tan  π/8)`  ...`[∵ π/8 ∈ ((-π)/2, π/2)]`

= `π/8`

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2021-2022 (December) Term 1
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×