Rationalize √7-√5/√7+√5
Answers
Answered by
3
Step-by-step explanation:
−
5
Multiply by (
7
−
5
) numerator and denominator we get
(
7
+
5
)(
7
−
5
)
(
7
−
5
)(
7
−
5
)
=
(
7
)
2
−(
5
)
2
(
7
)
2
−2×
7
×
2
−(
5
)
2
=
7−5
7−2
35
−5
=
2
2−2
35
=1−
35
Answered by
1
Answer:
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