Math, asked by mohammad5145, 5 months ago

What should be added to 2x² +x-1 to get x²-7x +5

Answers

Answered by nikitadnaz

0

Step-by-step explanation:

let the number be a

2x² + x-1 + a = x² -7x +5

a = x² -7x +5 -(2x² + x-1)

a= x² -7x +5 -2x² -x+1

a= -x² -8x +6

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