Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(25-16x^{8}\)
- \(-4q^2+225\)
- \(b^2+4b+4\)
- \(225s^{8}+120s^4+16\)
- \(b^2+10b+25\)
- \(25p^{8}+80p^4s+64s^2\)
- \(b^2-25\)
- \(121b^2-1\)
- \(49q^2+84q+36\)
- \(169b^{6}-156b^3+36\)
- \(64p^2-169b^{16}\)
- \(x^2-144\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(25-16x^{8}=(5-4x^4)(5+4x^4)\)
- \(-4q^2+225=(15-2q)(15+2q)\)
- \(b^2+4b+4=(b+2)^2\)
- \(225s^{8}+120s^4+16=(15s^4+4)^2\)
- \(b^2+10b+25=(b+5)^2\)
- \(25p^{8}+80p^4s+64s^2=(5p^4+8s)^2\)
- \(b^2-25=(b+5)(b-5)\)
- \(121b^2-1=(11b+1)(11b-1)\)
- \(49q^2+84q+36=(7q+6)^2\)
- \(169b^{6}-156b^3+36=(13b^3-6)^2\)
- \(64p^2-169b^{16}=(8p-13b^8)(8p+13b^8)\)
- \(x^2-144=(x+12)(x-12)\)