Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(-100b^2+81\)
- \(64q^{10}+208q^5y+169y^2\)
- \(169b^{8}+234b^4s+81s^2\)
- \(a^2-81\)
- \(25-144a^{16}\)
- \(121b^{4}+264b^2+144\)
- \(a^2+28a+196\)
- \(256y^2-480y+225\)
- \(-16y^2+1\)
- \(81-4s^{6}\)
- \(-25q^2+64\)
- \(x^2-144\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(-100b^2+81=(9-10b)(9+10b)\)
- \(64q^{10}+208q^5y+169y^2=(8q^5+13y)^2\)
- \(169b^{8}+234b^4s+81s^2=(13b^4+9s)^2\)
- \(a^2-81=(a+9)(a-9)\)
- \(25-144a^{16}=(5-12a^8)(5+12a^8)\)
- \(121b^{4}+264b^2+144=(11b^2+12)^2\)
- \(a^2+28a+196=(a+14)^2\)
- \(256y^2-480y+225=(16y-15)^2\)
- \(-16y^2+1=(1-4y)(1+4y)\)
- \(81-4s^{6}=(9-2s^3)(9+2s^3)\)
- \(-25q^2+64=(8-5q)(8+5q)\)
- \(x^2-144=(x-12)(x+12)\)