Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(25x^{4}-140x^2+196\)
- \(25b^{10}-4y^2\)
- \(64q^2-25\)
- \(100a^{8}+260a^4s+169s^2\)
- \(s^2+20s+100\)
- \(-4p^2+225\)
- \(s^2+16s+64\)
- \(x^2-8x+16\)
- \(256a^2-288a+81\)
- \(64y^2-49\)
- \(s^2-22s+121\)
- \(16x^{6}+88x^3+121\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(25x^{4}-140x^2+196=(5x^2-14)^2\)
- \(25b^{10}-4y^2=(5b^5+2y)(5b^5-2y)\)
- \(64q^2-25=(8q+5)(8q-5)\)
- \(100a^{8}+260a^4s+169s^2=(10a^4+13s)^2\)
- \(s^2+20s+100=(s+10)^2\)
- \(-4p^2+225=(15-2p)(15+2p)\)
- \(s^2+16s+64=(s+8)^2\)
- \(x^2-8x+16=(x-4)^2\)
- \(256a^2-288a+81=(16a-9)^2\)
- \(64y^2-49=(8y+7)(8y-7)\)
- \(s^2-22s+121=(s-11)^2\)
- \(16x^{6}+88x^3+121=(4x^3+11)^2\)