Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(p^2-225\)
- \(q^2-2q+1\)
- \(169s^2-312s+144\)
- \(9s^{8}-66s^4+121\)
- \(81s^2-196\)
- \(4s^{4}+4s^2x+1x^2\)
- \(64a^2-225\)
- \(81y^{10}-144y^5+64\)
- \(196a^{10}-308a^5p+121p^2\)
- \(49y^2+140y+100\)
- \(25a^{14}-36s^2\)
- \(49a^{10}-42a^5+9\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(p^2-225=(p+15)(p-15)\)
- \(q^2-2q+1=(q-1)^2\)
- \(169s^2-312s+144=(13s-12)^2\)
- \(9s^{8}-66s^4+121=(3s^4-11)^2\)
- \(81s^2-196=(9s+14)(9s-14)\)
- \(4s^{4}+4s^2x+1x^2=(2s^2+x)^2\)
- \(64a^2-225=(8a+15)(8a-15)\)
- \(81y^{10}-144y^5+64=(9y^5-8)^2\)
- \(196a^{10}-308a^5p+121p^2=(14a^5-11p)^2\)
- \(49y^2+140y+100=(7y+10)^2\)
- \(25a^{14}-36s^2=(5a^7+6s)(5a^7-6s)\)
- \(49a^{10}-42a^5+9=(7a^5-3)^2\)