(12x^3y-12x^2y^2) 3xy-(x-1)(x+xy)

2 min read Jun 16, 2024
(12x^3y-12x^2y^2) 3xy-(x-1)(x+xy)

Simplifying the Expression: (12x³y - 12x²y²) 3xy - (x-1)(x+xy)

This expression involves a combination of multiplication, subtraction, and factoring. Let's break it down step-by-step to simplify it.

Step 1: Distribute the 3xy

First, we distribute the 3xy across the first set of parentheses:

(12x³y - 12x²y²) 3xy = 36x⁴y² - 36x³y³

Step 2: Expand the Second Set of Parentheses

Next, we expand the second set of parentheses using the distributive property or the FOIL method:

(x-1)(x+xy) = x² + x²y - x - xy

Step 3: Combine the Expanded Terms

Now, let's combine the results from steps 1 and 2, remembering to subtract the entire second expression:

36x⁴y² - 36x³y³ - (x² + x²y - x - xy) = 36x⁴y² - 36x³y³ - x² - x²y + x + xy

Step 4: Rearrange and Combine Like Terms

Finally, we can rearrange the terms and combine any like terms:

36x⁴y² - 36x³y³ - x² - x²y + x + xy

This is the simplified form of the original expression.

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