Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(-144s^2+49\)
- \(81-4s^{8}\)
- \(a^2-64\)
- \(9q^2-84q+196\)
- \(196a^2-121\)
- \(a^2-6a+9\)
- \(a^2-16\)
- \(225b^{6}-4s^2\)
- \(16a^{8}-56a^4y+49y^2\)
- \(121q^2-36a^{14}\)
- \(121p^{12}-4x^2\)
- \(x^2+28x+196\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(-144s^2+49=(7-12s)(7+12s)\)
- \(81-4s^{8}=(9-2s^4)(9+2s^4)\)
- \(a^2-64=(a-8)(a+8)\)
- \(9q^2-84q+196=(3q-14)^2\)
- \(196a^2-121=(14a+11)(14a-11)\)
- \(a^2-6a+9=(a-3)^2\)
- \(a^2-16=(a-4)(a+4)\)
- \(225b^{6}-4s^2=(15b^3+2s)(15b^3-2s)\)
- \(16a^{8}-56a^4y+49y^2=(4a^4-7y)^2\)
- \(121q^2-36a^{14}=(11q-6a^7)(11q+6a^7)\)
- \(121p^{12}-4x^2=(11p^6+2x)(11p^6-2x)\)
- \(x^2+28x+196=(x+14)^2\)