Rationalise 1+√7÷1−√7
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2
Answer:
- 4+ root 7 / 3 it's a answer
Answered by
0
Answer:
8+2√7/-6
Step-by-step explanation:
1+√7/1-√7=1+√7\1-√7*1+√7/1+√7
=(1+√7)^2/-6
=(1)^2+2(1)(√7)+(√7)^2/6
=1+2√7+7
=8+2√7/-6
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