Question

Restrânge: a) 5√11 +8+2√11: 16√2+2√√2-9√2-5√2+11√2: b) c) √2-3+5√2+5; d) 8,1√2-4,7√2.
Dau coroana

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Answer 1

Restrânge: a) 5√11 +8+2√11= 7√11+8

b) 16√2+2√√2-9√2-5√2+11√2=15√2

c) √2-3+5√2+5=6√5+2

d) 8,1√2-4,7√2=3,4√2