Rationalise the denominator 4/√7-√5
Answers
Answered by
0
Answer:
D
7
−
3
7
+
3
4
The conjugate of
7
+
3
is
7
−
3
=
7
+
3
4
×
7
−
3
7
−
3
=
7−3
4(
7
−
3
)
=
7
−
3
Answered by
2
Answer:
Hey mate here's the answer of your question.
Step-by-step explanation:
4/√7-√5=4/√7-√5×√7+√5/√7+√5
4(√7+√5) /(√7) 2-(√5) 2
4√7+4√5/7-5
4√7+4√5/2
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