Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(b^2-4\)
- \(121s^{6}-110s^3y+25y^2\)
- \(-49p^2+225\)
- \(36a^{10}-60a^5s+25s^2\)
- \(9a^2-100\)
- \(25p^{4}-40p^2y+16y^2\)
- \(169b^{8}+208b^4+64\)
- \(-16b^2+121\)
- \(y^2-81\)
- \(144x^2-264x+121\)
- \(4b^{8}-25\)
- \(-81a^2+16\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(b^2-4=(b+2)(b-2)\)
- \(121s^{6}-110s^3y+25y^2=(11s^3-5y)^2\)
- \(-49p^2+225=(15-7p)(15+7p)\)
- \(36a^{10}-60a^5s+25s^2=(6a^5-5s)^2\)
- \(9a^2-100=(3a+10)(3a-10)\)
- \(25p^{4}-40p^2y+16y^2=(5p^2-4y)^2\)
- \(169b^{8}+208b^4+64=(13b^4+8)^2\)
- \(-16b^2+121=(11-4b)(11+4b)\)
- \(y^2-81=(y-9)(y+9)\)
- \(144x^2-264x+121=(12x-11)^2\)
- \(4b^{8}-25=(2b^4+5)(2b^4-5)\)
- \(-81a^2+16=(4-9a)(4+9a)\)