Question

Ex 8 va rog frumos e urgent

Answer 1

a) √2(x-2)+3√2(x+2)=4√2

√2x-√4+3√2x+√4=4√2

4√2x=4√2=>x=1

b)5√2x+5√2-3√2x+6√2=13√2

2√2x+11√2=13√2

2√2x=2√2=>x=1

si asa le faci pe toate.. :)