Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(1-4y^{4}\)
- \(225y^2+210y+49\)
- \(196q^2-252q+81\)
- \(9a^2-121\)
- \(196p^2+28p+1\)
- \(s^2-9\)
- \(x^2+4x+4\)
- \(25p^{10}-140p^5x+196x^2\)
- \(s^2+26s+169\)
- \(a^2+16a+64\)
- \(25x^{6}+40x^3y+16y^2\)
- \(q^2-16q+64\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(1-4y^{4}=(1-2y^2)(1+2y^2)\)
- \(225y^2+210y+49=(15y+7)^2\)
- \(196q^2-252q+81=(14q-9)^2\)
- \(9a^2-121=(3a+11)(3a-11)\)
- \(196p^2+28p+1=(14p+1)^2\)
- \(s^2-9=(s-3)(s+3)\)
- \(x^2+4x+4=(x+2)^2\)
- \(25p^{10}-140p^5x+196x^2=(5p^5-14x)^2\)
- \(s^2+26s+169=(s+13)^2\)
- \(a^2+16a+64=(a+8)^2\)
- \(25x^{6}+40x^3y+16y^2=(5x^3+4y)^2\)
- \(q^2-16q+64=(q-8)^2\)