12xy(9x×9x-16y×16y)÷4xy(3x+4y)
Answers
Answered by
9
= 12xy(81x2 - 16y2) ÷ 4xy(3x+4y)
= 972x3y - 192xy3 ÷ 12x2y + 16xy3
= 81x - 12
The answer is 81x - 12.
Similar questions