Ontbind in factoren door gebruik te maken van merkwaardige producten
- \(p^2+30p+225\)
- \(25x^2-196q^{6}\)
- \(s^2-196\)
- \(144a^{12}-49x^2\)
- \(a^2-36\)
- \(p^2-36\)
- \(49a^{4}+14a^2+1\)
- \(4-81a^{4}\)
- \(4b^{6}+28b^3+49\)
- \(-196y^2+81\)
- \(225a^2+390a+169\)
- \(16a^2-169\)
Ontbind in factoren door gebruik te maken van merkwaardige producten
Verbetersleutel
- \(p^2+30p+225=(p+15)^2\)
- \(25x^2-196q^{6}=(5x-14q^3)(5x+14q^3)\)
- \(s^2-196=(s-14)(s+14)\)
- \(144a^{12}-49x^2=(12a^6+7x)(12a^6-7x)\)
- \(a^2-36=(a+6)(a-6)\)
- \(p^2-36=(p-6)(p+6)\)
- \(49a^{4}+14a^2+1=(7a^2+1)^2\)
- \(4-81a^{4}=(2-9a^2)(2+9a^2)\)
- \(4b^{6}+28b^3+49=(2b^3+7)^2\)
- \(-196y^2+81=(9-14y)(9+14y)\)
- \(225a^2+390a+169=(15a+13)^2\)
- \(16a^2-169=(4a+13)(4a-13)\)