Question

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Answer 1

Răspuns:

A

a

$2 \sqrt{5}$

b

$9 \sqrt{3}$

B

a

$\sqrt{2} ( - 17 + 2 \sqrt{11} )$

b

$- \sqrt{5}$

C

a

$7 \sqrt{6} + 2 \sqrt{61}$

b

$2 \sqrt{3} + 6 \sqrt{7} - 2 \sqrt{22}$

D

a

$3 \sqrt{3} + \sqrt{187}$

b

$3 \sqrt{38} + 6 \sqrt{2}$