Sagot :
DIFFERENCE OF (-5a²b+7ab²) AND (a²b+5ab²)
》-5a²b-a²b+7ab²-5ab²
》-6a²b+2ab²
ADD (4a²b-3ab+ab²) AND (-6a²b+2ab²)
》4a²b-6a²b+ab²+2ab²-3ab
》-2a²b+3ab²-3ab
#CarryOnLearning
》-5a²b-a²b+7ab²-5ab²
》-6a²b+2ab²
》4a²b-6a²b+ab²+2ab²-3ab
#CarryOnLearning