o Rationalize the denominatos,
1/√7+√2
Answers
Answered by
4
Step-by-step explanation:
1/√7+√2
by applying a²-b²=(a+b)(a-b)
=1*(√7-√2)/(√7+√2)(√7-√2)
=√7-√2/(√7)²-(√2)²
=√7-√2/7-2
=√7-√2/5
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Answered by
0
Answer:
√7-√2/ 5
Step-by-step explanation:
Given,
1/ √7+√2
The Rationalising Factor = √7-√2
= 1/ √7+√2 (√7-√2/ √7-√2)
= √7-√2 / (√7)²- (√2)²
= √7-√2 / 7- 2
= √7-√2/ 5
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