Question

a=7+2 radical 3 se cere opusele lor ,inversele lor ,patratele lor .suma lor .produsul lor.caturile lor ☺

Answer 1

Invers:1/7+2√3 Opus:-7-2√3 Pătratul: 7^2+(2√3)^2=49+4•3=49+12=61 Suma:7+2√3 Produsul:7•2√3=14√3 Catul:7/2√3=7•2√3/12=14√3/12=7√3/6