Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(-16y^2+225\)
- \(s^2-100\)
- \(64a^2-240a+225\)
- \(49p^{8}-64x^2\)
- \(256b^2+416b+169\)
- \(16p^2-56p+49\)
- \(225y^{8}-330y^4+121\)
- \(121y^2-49p^{10}\)
- \(49a^{10}+28a^5+4\)
- \(p^2-2p+1\)
- \(100b^2-260b+169\)
- \(s^2-6s+9\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(-16y^2+225=(15-4y)(15+4y)\)
- \(s^2-100=(s+10)(s-10)\)
- \(64a^2-240a+225=(8a-15)^2\)
- \(49p^{8}-64x^2=(7p^4+8x)(7p^4-8x)\)
- \(256b^2+416b+169=(16b+13)^2\)
- \(16p^2-56p+49=(4p-7)^2\)
- \(225y^{8}-330y^4+121=(15y^4-11)^2\)
- \(121y^2-49p^{10}=(11y-7p^5)(11y+7p^5)\)
- \(49a^{10}+28a^5+4=(7a^5+2)^2\)
- \(p^2-2p+1=(p-1)^2\)
- \(100b^2-260b+169=(10b-13)^2\)
- \(s^2-6s+9=(s-3)^2\)