(1 x^(2000))(1 x)^(1998)=(2x)^(1999)

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asked Jun 6, 2017 107k views

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Mathematics
high-school

Shaindy asked

by Shaindy

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Hello,

$x^(2000)*x^(1998)=2^(1999)*x^(1999)\\ ==\textgreater\ x^(2000+1998)=2^(1999)*x^(1999)\\ ==\textgreater\ x^(2000+1998-1999)=2^(1999)\\ ==\textgreater\ x^(1999)=2^(1999)\\ ==\textgreater\ x=2$

Opmet answered Jun 12, 2017

(1 x^(2000))(1 x)^(1998)=(2x)^(1999)

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