Sprowadz podane wyrazenia do najprostrzej postaci A. 2x(2x-7+xy) B. (4y-x)(xy-1).... Question from @bartessi

October 2018 2 20 Report

Sprowadz podane wyrazenia do najprostrzej postaci A. 2x(2x-7+xy) B. (4y-x)(xy-1)

jatamann

A. 2x(2x-7+xy)=4x^2-14x+2x^2y

B. (4y-x)(xy-1)=4xy^2-4y-x^2y+x

^2 - do drugiej potęgi

1 votes Thanks 1

wik8947201

$2x(2x-7+xy)=4x^2-14x+2x^2y \\(4y-x)(xy-1)=4xy^2-4y-x^2y+x$

1 votes Thanks 0

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