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Alexi2005
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Calculati 125*1111^5-5555^5

Răspuns :

Matepentrutoti
[tex]125\cdot1111^5-5555^5=125\cdot1111^5-(5\cdot1111)^5=\\ =125\cdot1111^5-5^5\cdot1111^5=\\ =1111^5(125-3125)=\\ =-3000\cdot1692662195786551=\\ =-5077986587359653000[/tex]
=5³1111⁵-5⁵1111⁵
=5²1111⁵(1-5³)
=5²1111⁵(1-125)
= - 124·5²1111⁵