Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(49a^{12}-225\)
- \(49s^{10}+168s^5x+144x^2\)
- \(-121a^2+81\)
- \(b^2-144\)
- \(64b^2-225a^{16}\)
- \(196x^2-9\)
- \(144s^2-121p^{16}\)
- \(121-16p^{14}\)
- \(9s^{10}-30s^5+25\)
- \(225a^{8}-169\)
- \(x^2+14x+49\)
- \(100q^2-1\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(49a^{12}-225=(7a^6+15)(7a^6-15)\)
- \(49s^{10}+168s^5x+144x^2=(7s^5+12x)^2\)
- \(-121a^2+81=(9-11a)(9+11a)\)
- \(b^2-144=(b-12)(b+12)\)
- \(64b^2-225a^{16}=(8b-15a^8)(8b+15a^8)\)
- \(196x^2-9=(14x+3)(14x-3)\)
- \(144s^2-121p^{16}=(12s-11p^8)(12s+11p^8)\)
- \(121-16p^{14}=(11-4p^7)(11+4p^7)\)
- \(9s^{10}-30s^5+25=(3s^5-5)^2\)
- \(225a^{8}-169=(15a^4+13)(15a^4-13)\)
- \(x^2+14x+49=(x+7)^2\)
- \(100q^2-1=(10q+1)(10q-1)\)