Question

solve the following by using the formula:

Expand (5x+4y+2)(5x+4y-3)​

Answer 1

Answer:

25x² + 20xy - 15x​ + 20xy + 16y² - 12y​ + 10x + 8y - 6

Explanation:

(5x+4y+2)(5x+4y-3)​

5x(5x+4y-3)​ + 4y(5x+4y-3)​ + 2(5x+4y-3)​

25x² + 20xy - 15x​ + 20xy + 16y² - 12y​ + 10x + 8y - 6

(Please mark this answer as brainliest)

Answer 2

Answer:

20x²+40xy-5x+16y²-4y-6

Explanation:

= (5x+4y+2)+(5x+4y-3)

USE THE DISTRIBUTIVE PROPERTY :

= 5x×(5x+4y-3)+4y×(5x+4y-3)+2(5x+4y-3)

REMOVE THE PARENTHESES :

20x²+20xy-15x+20xy+16y²-12y+10x+8y-6

COLLECT LIKE TERMS :

SOLUTIONS :

20x²+40xy-5x+16y²-4y-6

HOPE IT HELPS YOU ✌️✌️