(5xx - 4x + 1) +( 6xx + x - 3)

Question

(5xx - 4x + 1) +( 6xx + x - 3)

Answer 1

решение во вложении

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Answer 2

(5xx-4x+1)+(6xx+x-3)=5х²-4х+1+6х²+х-3=(5х²+6х²)+(-4х+х)+(1-3)=11х²-3х-2