if x=3+√8, find the value of x^2+1/x^2. solve this
Answers
Answered by
0
Answer:
x=3+3
x2=(3+8
)2=9+8+68
=17+68
x2+x21=(3+8
)2+(3+8
)21
⇒17+618
+17+68
1
⇒17+68
(17+68
)2+1×(17−68
)(17−68
)
⇒289−288(17+618
)2(17−68
)+(17−68
)
⇒(289−288)(17+68
)+17−68
⇒17+68
+17−68
=34
solution
please make my answer brilliant
Attachments:
Similar questions