DELTA
x = 2+√3
Find
x²+1/x^2
Answers
Answered by
0
Step-by-step explanation:
x=2−
3
⇒
x
1
=
2−
3
1
=2+
3
(x
2
+
x
2
1
)=(x+
x
1
)
2
−2=(2−
3
+2+
3
)
2
−2=14
(x
2
−
x
2
1
)=(x−
x
1
)(x+
x
1
)=(4×−2
3
)=−8
3
Answered by
0
Step-by-step explanation:
x=2− √3
1/x=1/2-√3=2+√3
x square + 1/x square ) = (x+ 1/x ) whole power to −2=(2− √3 +2+ √3 ) whole power to −2 = 14
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