Question

$333 {}^{4} - 80 \times 111 {}^{4}$
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Answer 1

Răspuns:

$111^{4}$

Explicație pas cu pas:

$333^{4} -80*111^{4} =\\(3*111)^{4} -80*111^{4} =\\3^{4} *111^{4} -80*111^{4} =\\3^{4} *37^{4} *(3^{4} -80)=\\3^{4} *37^{4} *(80-81)=\\3^{4} *37^{4} *1=\\111^{4}$