Question

Rationalise the fourth question!!​

Answer 1

Answer:

$7 + 5 \sqrt{2}$

Step-by-step explanation:

$\frac{(1 + \sqrt{2} )}{(3 - 2 \sqrt{2}) } \times \frac{(3 + 2 \sqrt{2} )}{(3 + 2 \sqrt{2} )} = \frac{3 + 2 \sqrt{2} + 3 \sqrt{2} + 4}{9 - 8} \\ = 7 + 5 \sqrt{2}$

oh so much sorry can you resend this question I had posted by mistake 3rd one

Answer 2

I hope it helps u dear friend ☺