Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(121x^2-110x+25\)
- \(9y^2-196a^{10}\)
- \(4q^{4}+4q^2+1\)
- \(64s^{10}+112s^5+49\)
- \(p^2-26p+169\)
- \(q^2-121\)
- \(q^2-169\)
- \(-81x^2+64\)
- \(225q^2+330q+121\)
- \(121-36x^{4}\)
- \(100a^{8}+220a^4b+121b^2\)
- \(s^2-81\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(121x^2-110x+25=(11x-5)^2\)
- \(9y^2-196a^{10}=(3y-14a^5)(3y+14a^5)\)
- \(4q^{4}+4q^2+1=(2q^2+1)^2\)
- \(64s^{10}+112s^5+49=(8s^5+7)^2\)
- \(p^2-26p+169=(p-13)^2\)
- \(q^2-121=(q+11)(q-11)\)
- \(q^2-169=(q-13)(q+13)\)
- \(-81x^2+64=(8-9x)(8+9x)\)
- \(225q^2+330q+121=(15q+11)^2\)
- \(121-36x^{4}=(11-6x^2)(11+6x^2)\)
- \(100a^{8}+220a^4b+121b^2=(10a^4+11b)^2\)
- \(s^2-81=(s+9)(s-9)\)