Question

simplify by rationalising the denominator 3/√2-1​

Answer 1

Answer:

When we ration 3/

$\sqrt{2} - 1$

we get 3 /

$\sqrt{2 } + 1$

Step-by-step explanation:

Follow the steps in the picture and get the correct answer

Answer 2

Step-by-step explanation:

3/ √2-1 × √2+1/√2+1

= 3√2+3 / √2^2 + 1^2

= 3√2 +3 /2+1

= 3√2 +3 / 3

= 3 ( √2 + 1) / 3 [ 3 /3 cancel out ]

= √2 + 1

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