Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(a^2-1\)
- \(x^2-8x+16\)
- \(p^2+30p+225\)
- \(x^2+6x+9\)
- \(25s^2-70s+49\)
- \(-36x^2+25\)
- \(100b^{6}+140b^3+49\)
- \(49-225q^{8}\)
- \(225x^{4}-420x^2+196\)
- \(4q^2-225b^{8}\)
- \(256x^2+160x+25\)
- \(p^2-24p+144\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(a^2-1=(a-1)(a+1)\)
- \(x^2-8x+16=(x-4)^2\)
- \(p^2+30p+225=(p+15)^2\)
- \(x^2+6x+9=(x+3)^2\)
- \(25s^2-70s+49=(5s-7)^2\)
- \(-36x^2+25=(5-6x)(5+6x)\)
- \(100b^{6}+140b^3+49=(10b^3+7)^2\)
- \(49-225q^{8}=(7-15q^4)(7+15q^4)\)
- \(225x^{4}-420x^2+196=(15x^2-14)^2\)
- \(4q^2-225b^{8}=(2q-15b^4)(2q+15b^4)\)
- \(256x^2+160x+25=(16x+5)^2\)
- \(p^2-24p+144=(p-12)^2\)