Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(121-9b^{8}\)
- \(196x^2-225\)
- \(16y^2-169x^{14}\)
- \(q^2+24q+144\)
- \(36p^2-60p+25\)
- \(a^2-4\)
- \(s^2-9\)
- \(25a^{4}+80a^2b+64b^2\)
- \(4a^{8}-169\)
- \(y^2-1\)
- \(b^2-30b+225\)
- \(x^2-6x+9\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(121-9b^{8}=(11-3b^4)(11+3b^4)\)
- \(196x^2-225=(14x+15)(14x-15)\)
- \(16y^2-169x^{14}=(4y-13x^7)(4y+13x^7)\)
- \(q^2+24q+144=(q+12)^2\)
- \(36p^2-60p+25=(6p-5)^2\)
- \(a^2-4=(a+2)(a-2)\)
- \(s^2-9=(s+3)(s-3)\)
- \(25a^{4}+80a^2b+64b^2=(5a^2+8b)^2\)
- \(4a^{8}-169=(2a^4+13)(2a^4-13)\)
- \(y^2-1=(y+1)(y-1)\)
- \(b^2-30b+225=(b-15)^2\)
- \(x^2-6x+9=(x-3)^2\)