Question

find the addition of following 5x²y,-6x²y,9x²y​

Answer 1

Answer:

$\: \: \: \: \: 5 {x}^{2} y + ( - 6 {x}^{2}y) + 9 {x}^{2} y$

$= 5 {x}^{2} y - 6 {x}^{2} y + 9 {x}^{2} y$

$= 14 {x}^{2} y - 6 {x}^{2} y$

$= 8 {x}^{2} y$