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Question Number 127739 by Algoritm last updated on 01/Jan/21

Commented by Ndala last updated on 01/Jan/21

y,z∈N 7^z >0⇔2^y −y^6 >0⇔0≤y≤1 f(y)=2^y −y^6 ⇔⇒f(0)=f(1)=1 ⇒7^z =1⇒z=0 S={(1;0);(0;0)}

y,z∈N7z>0⇔2y−y6>0⇔0⩽y⩽1f(y)=2y−y6⇔⇒f(0)=f(1)=1⇒7z=1⇒z=0S={(1;0);(0;0)}

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