English, asked by ncs050140, 1 month ago

add the following expression

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Answered by Sarubeck

2

Answer:

${4x}^{3} - {7x}^{2} + 9 + {3x}^{2} - 5x + 4 + {7x}^{3} - 11x + 1 + {6x}^{2} - 13x$

$= {4x}^{3} + {7x}^{3} - {7x}^{2} + {6x}^{2} + {3x}^{2} - 5x - 11x - 13x + 9 + 4 + 1$

$= {11x}^{3} + {2x}^{2} - 29x + 14$

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