Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(81y^2-72y+16\)
- \(4p^2-121\)
- \(b^2-36\)
- \(x^2+12x+36\)
- \(81-196a^{6}\)
- \(196q^{4}-364q^2+169\)
- \(4q^2+4q+1\)
- \(s^2-16\)
- \(4q^{4}+4q^2+1\)
- \(s^2+22s+121\)
- \(16y^2-169a^{8}\)
- \(y^2-36\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(81y^2-72y+16=(9y-4)^2\)
- \(4p^2-121=(2p+11)(2p-11)\)
- \(b^2-36=(b+6)(b-6)\)
- \(x^2+12x+36=(x+6)^2\)
- \(81-196a^{6}=(9-14a^3)(9+14a^3)\)
- \(196q^{4}-364q^2+169=(14q^2-13)^2\)
- \(4q^2+4q+1=(2q+1)^2\)
- \(s^2-16=(s+4)(s-4)\)
- \(4q^{4}+4q^2+1=(2q^2+1)^2\)
- \(s^2+22s+121=(s+11)^2\)
- \(16y^2-169a^{8}=(4y-13a^4)(4y+13a^4)\)
- \(y^2-36=(y-6)(y+6)\)