Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(y^2-196\)
- \(64y^{4}-112y^2+49\)
- \(256b^{8}-288b^4y+81y^2\)
- \(49p^2+28p+4\)
- \(-225b^2+196\)
- \(x^2-49\)
- \(64b^{10}+112b^5+49\)
- \(-36p^2+49\)
- \(25x^2-16\)
- \(s^2-81\)
- \(169-144s^{8}\)
- \(a^2-64\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(y^2-196=(y+14)(y-14)\)
- \(64y^{4}-112y^2+49=(8y^2-7)^2\)
- \(256b^{8}-288b^4y+81y^2=(16b^4-9y)^2\)
- \(49p^2+28p+4=(7p+2)^2\)
- \(-225b^2+196=(14-15b)(14+15b)\)
- \(x^2-49=(x-7)(x+7)\)
- \(64b^{10}+112b^5+49=(8b^5+7)^2\)
- \(-36p^2+49=(7-6p)(7+6p)\)
- \(25x^2-16=(5x+4)(5x-4)\)
- \(s^2-81=(s+9)(s-9)\)
- \(169-144s^{8}=(13-12s^4)(13+12s^4)\)
- \(a^2-64=(a+8)(a-8)\)