Question

Q.2a) Subtract 4x²+2x-11 by 3x°-4x+8​

Answer 1

$\sf \to \: (3x - 4x + 8) - (4x² + 2x - 11) \\ \sf \to \: 3x - 4x + 8 - 4 {x}^{2} - 2x + 11 \\ \sf \to \: - x + 8 - 4 {x}^{2} - 2x + 11 \\ \sf \to { \green{ \textsf{ \textbf{- 4 {x²} - 3x + 19 \: ans.}}}} \:$