(12x^3-16x^2y+3xy^2+9y^2)(2x^-3y)^-1

4 min read Jun 12, 2024
(12x^3-16x^2y+3xy^2+9y^2)(2x^-3y)^-1

Simplifying Algebraic Expressions: A Step-by-Step Guide

In this article, we will explore the simplification of the algebraic expression (12x^3 - 16x^2y + 3xy^2 + 9y^2)(2x^-3y)^-1. We will break down the expression into manageable parts and apply mathematical operations to simplify it.

Step 1: Simplify the Expression Inside the Parentheses

Let's start by simplifying the expression inside the parentheses:

12x^3 - 16x^2y + 3xy^2 + 9y^2

This expression is a polynomial, which can be simplified by combining like terms. However, in this case, there are no like terms to combine. So, we'll leave it as is.

Step 2: Simplify the Exponent of the Second Factor

Now, let's focus on the exponent of the second factor (2x^-3y)^-1. When we raise an expression to a negative power, it is equivalent to raising the reciprocal of the expression to a positive power. Therefore, we can rewrite the exponent as:

(2x^-3y)^-1 = (1 / (2x^-3y))

Step 3: Simplify the Entire Expression

Now that we have simplified the exponent, we can rewrite the entire expression as:

(12x^3 - 16x^2y + 3xy^2 + 9y^2) * (1 / (2x^-3y))

To simplify this expression, we need to multiply the two factors. We'll start by rewriting the first factor with a common denominator:

12x^3 - 16x^2y + 3xy^2 + 9y^2 = (12x^3 / x^3) - (16x^2y / x^3) + (3xy^2 / x^3) + (9y^2 / x^3)

Now, we can multiply the two factors:

((12x^3 / x^3) - (16x^2y / x^3) + (3xy^2 / x^3) + (9y^2 / x^3)) * (1 / (2x^-3y))

Step 4: Simplify the Final Expression

After multiplying the two factors, we get:

(6x^6 - 8x^3y + 3xy^2 + 9y^2) / (2x^-3y)

This is the simplified form of the original expression.

Conclusion

In this article, we have successfully simplified the algebraic expression (12x^3 - 16x^2y + 3xy^2 + 9y^2)(2x^-3y)^-1 by breaking it down into manageable parts and applying mathematical operations. The final simplified expression is (6x^6 - 8x^3y + 3xy^2 + 9y^2) / (2x^-3y).

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