express 1/√5+√6-√4 with rational denominator.
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Answer:
Step-bLet, x=
5
+
2
1
×
5
−
2
5
−
2
=
(
5
)
2
−(
2
)
2
5
−
2
=
3
5
−
2
∴x=
3
5
−
3
2
y-step explanation:
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