Math, asked by nirhalisarvesh, 5 months ago

Add the given polynomials
x^3 -2x²-9 , 5x^3+2x+9

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Answered by Yeona

4

${x}^{2} - 2 {x}^{2} - 9 \\ 5 {x}^{3} + 2x + 9 \\ - - - - - - \\ 6 {x}^{2} - 2 {x}^{2} + 2x$

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