√6 + √3 - √2 - 1 √2*3 + √3 - √2 - 1
= =
√6 + 2√3 - √2 - 2 √2*3 + 2√3 - √2 - √2*2
√3 * (√2 + 1) - (√2 + 1) (√2 + 1) * (√3 - 1)
= = =
√3 * (√2 + 2) - (√2 + 2) (√2 + 2) * (√3 - 1)
(√2 + 1) (√2 + 1) (√2 + 1) 1
= = = =
(√2 + 2) (2 + √2) √2* (√2 + 1) √2
