Question

A= 5x2 - 4x + 2, B= x2 - 2x - 7 then A + B is equal to​

Answer 1

Answer:

$5 {x}^{2} - 4x + 2 + {x}^{2} - 2x - 7 \\ 6 {x}^{2} - 6x - 5$