Math, asked by inchara2345, 19 days ago

3x²y+4x³y-x²y²,11x²y-x³y+5x²y²and 5x³y-x²y²+7x²y-3xy²

Answers

Answered by krishpmlak

2

Answer:

Step-by-step explanation:

3x²y+4x³y-x²y²+11x²y-x³y+5x²y²+5x³y-x²y²+7x²y-3xy²

= (4x³y-x³y+5x³y) + (3x²y+11x²y+7x²y)+(-x²y²+5x²y²-x²y²)-3xy² (∵ like terms adding )

= (9x³y-x³y) + (21x²y) + (5x²y²-2x²y²) - 3xy²

= 8x³y+ 21x²y+3x²y²-3xy²

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