mooregirl mooregirl

19-12-2016
Mathematics

contestada

subtracing 3x2+4x-5 from 7x2-3x from this polynomial the difference is

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leeandrews2 leeandrews2

19-12-2016

7x^2-3x - (3x^2 +4x -5) multiply negative one across the entire second term

7x^2 - 3x -3x^2 -4x +5

4x^2 -7x +5

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