Question

add- 3x² -5x+6 and 2x³+4x²-3x-7​

Answer 1

$\large{\huge{\underline \mathbb{ \overline { \mid{ \blue{Answer} \mid}}}} } \\ \\ \sf( - 3 {x}^{2} - 5x + 6) + (2 {x}^{3} + 4 {x}^{2} - 3x - 7) \\ \\ \sf = > - 3 {x}^{2} - 5x + 6 + 2 {x}^{3} + 4x {}^{2} - 3x - 7 \\ \\ \sf = > 2 {x}^{3} + {x}^{2} - 8x - 1$