Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(64b^2-80b+25\)
- \(1-144q^{4}\)
- \(49a^2-25\)
- \(s^2-28s+196\)
- \(256q^{8}+32q^4x+1x^2\)
- \(64a^{12}-81\)
- \(36q^{6}-60q^3x+25x^2\)
- \(196b^2-364b+169\)
- \(121q^2-49b^{6}\)
- \(4b^{6}+4b^3x+1x^2\)
- \(121x^2+220x+100\)
- \(4s^2+20s+25\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(64b^2-80b+25=(8b-5)^2\)
- \(1-144q^{4}=(1-12q^2)(1+12q^2)\)
- \(49a^2-25=(7a+5)(7a-5)\)
- \(s^2-28s+196=(s-14)^2\)
- \(256q^{8}+32q^4x+1x^2=(16q^4+x)^2\)
- \(64a^{12}-81=(8a^6+9)(8a^6-9)\)
- \(36q^{6}-60q^3x+25x^2=(6q^3-5x)^2\)
- \(196b^2-364b+169=(14b-13)^2\)
- \(121q^2-49b^{6}=(11q-7b^3)(11q+7b^3)\)
- \(4b^{6}+4b^3x+1x^2=(2b^3+x)^2\)
- \(121x^2+220x+100=(11x+10)^2\)
- \(4s^2+20s+25=(2s+5)^2\)