Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(-16q^2+81\)
- \(x^2-16\)
- \(256x^2-169\)
- \(225x^{4}+330x^2+121\)
- \(225b^2+420b+196\)
- \(121s^{10}-49x^2\)
- \(4p^{6}+4p^3s+1s^2\)
- \(a^2-100\)
- \(1-121a^{10}\)
- \(81y^2-196x^{8}\)
- \(25a^{8}-16\)
- \(121p^2-220p+100\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(-16q^2+81=(9-4q)(9+4q)\)
- \(x^2-16=(x-4)(x+4)\)
- \(256x^2-169=(16x+13)(16x-13)\)
- \(225x^{4}+330x^2+121=(15x^2+11)^2\)
- \(225b^2+420b+196=(15b+14)^2\)
- \(121s^{10}-49x^2=(11s^5+7x)(11s^5-7x)\)
- \(4p^{6}+4p^3s+1s^2=(2p^3+s)^2\)
- \(a^2-100=(a+10)(a-10)\)
- \(1-121a^{10}=(1-11a^5)(1+11a^5)\)
- \(81y^2-196x^{8}=(9y-14x^4)(9y+14x^4)\)
- \(25a^{8}-16=(5a^4+4)(5a^4-4)\)
- \(121p^2-220p+100=(11p-10)^2\)