Respuesta:
A-(B+C)= -3x^2 -7x +9
(A+C)-B= -x^2+x-1
Explicación paso a paso:
A-(B+C): (-x^2+4)-(2x^2+3x+4x-5)
-x^2+4-2x^2-7x+5
(A+C)-B: (-x^2+4+4x-5)-(2x^2+3x)
x^2+4x-1-2x^2-3x
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Verified answer
Respuesta:
A-(B+C)= -3x^2 -7x +9
(A+C)-B= -x^2+x-1
Explicación paso a paso:
A-(B+C): (-x^2+4)-(2x^2+3x+4x-5)
-x^2+4-2x^2-7x+5
A-(B+C)= -3x^2 -7x +9
(A+C)-B: (-x^2+4+4x-5)-(2x^2+3x)
x^2+4x-1-2x^2-3x
(A+C)-B= -x^2+x-1