Question

Afla valoarea raportului algebric x la 2 +1 supra x+1 pentru: a)x=1 b)x=0 c)x=0,5 d) x=1 1supra2 ajutatima imi trebue pe mine

Answer 1

x²+1/x+1; a)x=1; 1²+1/1+1=1+1/1+1=2/2=1;
b)x=0; 0²+1/0+1=0+1/0+1=1/1=1;
c)x=0,5; 0,5²+1/0,5+1=0,25+1/1,5=1,25/1,5=0,8(3);
d)x=11/2; (11/2)²/11/2 +1=22/4 /13/2=22/4 •2/13=11/2•2/13=11/13