Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(-121q^2+196\)
- \(-49a^2+16\)
- \(36a^{4}-60a^2+25\)
- \(169s^2+234s+81\)
- \(36y^{6}+132y^3+121\)
- \(256a^{6}+96a^3x+9x^2\)
- \(x^2-100\)
- \(25s^2-64\)
- \(16x^{8}-88x^4+121\)
- \(64x^2+80x+25\)
- \(a^2-225\)
- \(q^2-30q+225\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(-121q^2+196=(14-11q)(14+11q)\)
- \(-49a^2+16=(4-7a)(4+7a)\)
- \(36a^{4}-60a^2+25=(6a^2-5)^2\)
- \(169s^2+234s+81=(13s+9)^2\)
- \(36y^{6}+132y^3+121=(6y^3+11)^2\)
- \(256a^{6}+96a^3x+9x^2=(16a^3+3x)^2\)
- \(x^2-100=(x+10)(x-10)\)
- \(25s^2-64=(5s+8)(5s-8)\)
- \(16x^{8}-88x^4+121=(4x^4-11)^2\)
- \(64x^2+80x+25=(8x+5)^2\)
- \(a^2-225=(a+15)(a-15)\)
- \(q^2-30q+225=(q-15)^2\)