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Problemi Simili mit-Tiftix tal-Web

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\left(7a+9b\right)^{2}
Immultiplika 7a+9b u 7a+9b biex tikseb \left(7a+9b\right)^{2}.
49a^{2}+126ab+81b^{2}
Uża teorema binomjali \left(p+q\right)^{2}=p^{2}+2pq+q^{2} biex tespandi \left(7a+9b\right)^{2}.
\left(7a+9b\right)^{2}
Immultiplika 7a+9b u 7a+9b biex tikseb \left(7a+9b\right)^{2}.
49a^{2}+126ab+81b^{2}
Uża teorema binomjali \left(p+q\right)^{2}=p^{2}+2pq+q^{2} biex tespandi \left(7a+9b\right)^{2}.