Question

multiply x+9y and x-5y​

Answer 1

Answer:

(x+9y)(x-5y)

x²-5xy+9xy-45y²

x²+4xy-45y²

Answer 2

$\huge\tt\colorbox{plum}{Answer}$

$x + 9y(x - 5y) \\ x(x - 5y) + 9y(x - 5y) \\ {x}^{2} - 5xy + 9xy - 45 {y}^{2} \\ {x}^{2} + 4xy - 45 {y}^{2} \\ {x}^{2} - 45 {y}^{2} + 4xy$