plese solve Q8.I am unable to understand it
Attachments:
Answers
Answered by
1
mark me as a brainlist
suscribe my channel toppers academy
suscribe my channel toppers academy
Attachments:
Answered by
1
Hey !!!
x = 2 + √3___________(1)
1/x = 1/2+ √3
Rationalising process using .
1/x = 1/2+√3 × 2 - √3/2 -√3
1/x = 2 - √3 / 1 = 2- √3 _________(2)
Now
x + 1/x = ( 2 + √3 + 2 -√3) = 4
x² + 1/x² = ( x + 1/x)² - 2x ×1/x
since, ( 4)² - 2
16 - 2 = 14 Answer ✔
___________________________
Hope it helps you !!!
@Rajukumar111
x = 2 + √3___________(1)
1/x = 1/2+ √3
Rationalising process using .
1/x = 1/2+√3 × 2 - √3/2 -√3
1/x = 2 - √3 / 1 = 2- √3 _________(2)
Now
x + 1/x = ( 2 + √3 + 2 -√3) = 4
x² + 1/x² = ( x + 1/x)² - 2x ×1/x
since, ( 4)² - 2
16 - 2 = 14 Answer ✔
___________________________
Hope it helps you !!!
@Rajukumar111
Similar questions