SOLUTION: Add:
x³y² + 2x²y³ + 3xy – 4) + (x² y ³– 7x³ ²y + 2xy +1)
Multiply:
(x² + 2y² -xy)(x² + 7xy + y²)
Algebra.Com
Question 180778: Add:
x³y² + 2x²y³ + 3xy – 4) + (x² y ³– 7x³ ²y + 2xy +1)
Multiply:
(x² + 2y² -xy)(x² + 7xy + y²)
Answer by EMStelley(208) (Show Source): You can put this solution on YOUR website!
In order to add, we just find like terms. So, for example, and are alike because the x's are cubed and the y's are both squared. So, we get that
To multiply, we need to distribute each term of the first trinomial through to each term of the second trinomial. So,
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