მასწავლებლის წიგნი

15 a) mocemulis tolfasi sistemaaZ] (x–100)(x+3)>0[] x(x–140)≤0, saidanac x∈(100; 140].\b) Z ][]\g) Z ][]\d) Z ][]\(x–2,4)(x+1,5)≥0(x–3)(x+2)0(x+3) 2 ≥0.II utolobas akmayofilebs x-is nebismieri mniSvneloba. sistemis amonaxsni emTxvevaI utolobis amonaxsns: (–∞; –2)∪(– 1 2 ; +∞).16 a) Z ][b) Z ][]\]\2x+3≥0x 2 –4≥0,3x 2 –10x+3>04x–x 2 ≥0,x∈[2; +∞).saidanac Z ] 3(x–3)(x– 1[3 )>0]\ x(x–4)≤0, x∈[0; 1 3)∪(3; 4].g) Z ][]\Zx–4≥0] x≥49–(x–3) 2 >0[] x(x–6)0 (x–3) 2 >0.II utolobas akmayofilebs nebismieri x, garda x=3, miviReT,x∈[1;3)∪(3;4,5].v) Z ] 9–4x 2 ≥0[] x≥0, saidanac x∈[0; 1,5].\z) Z Z] x≥0] x≥0[[]]\√x ≠3\x≠9.pasuxi: [0;9)∪(9;+∞).T) Z Z] x+3≥0] x≥–3[[]]\√x+3≠5\x+3≠25.pasuxi: [–3; 22)∪(22; +∞).aRsaniSnavia, rom am savarjiSoebis amoxsnis gzebi arastandartulia da moiTxovsmoswavlisgan naswavli masalis kombinirebulad gamoyenebis unars.49