x=(√3+√2)/(√3-√2)=(√3+√2)²=5+2√6y=(√3-√2)/(√3+√2)=(√3-√2)²=5-2√6∴x²+xy+y²=x²+2xy+y²-xy=(x+y)²-xy=(5+2√6+5-2√6)²-(5+2√6)(5-2√6)=100-25+24=99...