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b)
2x (4+2√3)-2√3 (3√3-x)=√3 (5x+3√3)-2(9-4x);
x(7+4√3)+2(2+√3)=2√3(2x+1)-3;
cat mai rpd


B 2x 42323 33x3 5x33294x X743223232x13 Cat Mai Rpd class=