3: Rationalise the denominator of
7 +3V2
Answers
Answered by
0
Answer:
Step-by-step explanation:
Answered by
5
Answer:
7- 3 root 2/31
Step-by-step explanation:
1 / 7+3 root 2 x 7- 3 root 2 / 7-3 root 2
= 7-3 root 2 / 7^2-( 3 root 2)^2
=7- 3 root 2/ 49-18
=7-3 root 2/ 31
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