Math, asked by Missnupur545, 20 days ago

add th following pairs of polynomials.2x3+7x²y-5xy+7 and -2x²y+7x³-3xy-7

Answers

Answered by Sirat4

0

Answer:

9x³ + 5x²y -8xy

Step-by-step explanation:

2x³+7x²y-5xy+7 + (-2x²y+7x³-3xy-7)

2x³+7x²y-5xy+7 -2x²y+7x³-3xy-7

= 9x³ + 5x²y -8xy

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