Question

Q7. Multiply x² + 2y by x³- 2xy and find the value of the
product for x = 1 and y = -1​

Answer 1

Step-by-step explanation:

$( {x}^{2} + 2y)( {x}^{3} - 2xy)$

${x}^{6} - 2 {x}^{3} + 2 {x}^{3} y - 4 {yx}^{2}$

$1 - 2 + 2 + 4$

5