Math Problem Statement

Simplify

Simplify the given mathematical expression.

Solution

The expression in the image appears to be:

102x3x2x22\frac{10}{\frac{2x - 3x - 2}{x - 2} - 2}

Let's simplify this step by step.

  1. Simplify the expression inside the fraction:

    2x3x2=x22x - 3x - 2 = -x - 2

  2. Substitute this into the expression:

    10x2x22\frac{10}{\frac{-x - 2}{x - 2} - 2}

  3. Simplify the fraction inside the denominator:

    x2x2=(x+2)x2=x+2x2\frac{-x - 2}{x - 2} = \frac{-(x + 2)}{x - 2} = -\frac{x + 2}{x - 2}

  4. Substitute and simplify further:

    10x+2x22\frac{10}{-\frac{x + 2}{x - 2} - 2}

  5. Combine the terms in the denominator:

    To combine the terms in the denominator, get a common denominator:

    x+2x22=x+2x22(x2)x2=(x+2)2(x2)x2-\frac{x + 2}{x - 2} - 2 = -\frac{x + 2}{x - 2} - \frac{2(x - 2)}{x - 2} = \frac{-(x + 2) - 2(x - 2)}{x - 2}

    Simplify the expression inside the numerator:

    (x+2)2(x2)=x22x+4=3x+2-(x + 2) - 2(x - 2) = -x - 2 - 2x + 4 = -3x + 2

    So, the expression becomes:

    103x+2x2=10×x23x+2=10(x2)3x+2\frac{10}{\frac{-3x + 2}{x - 2}} = 10 \times \frac{x - 2}{-3x + 2} = \frac{10(x - 2)}{-3x + 2}

This is the simplified form of the given expression:

10(x2)3x+2\boxed{\frac{10(x - 2)}{-3x + 2}}

Would you like more details or have any other questions?


Here are five related questions for further exploration:

  1. How would the result change if the original expression had different coefficients?
  2. Can this expression be factored further if specific values of xx are substituted?
  3. What happens to the expression as xx approaches the value that makes the denominator zero?
  4. How would the approach change if the expression was a polynomial of higher degree?
  5. What is the general method for simplifying complex rational expressions like this?

Tip: Always check if the expression can be further simplified by factoring both the numerator and denominator.

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Math Problem Analysis

Mathematical Concepts

Algebra
Rational Expressions
Simplification

Formulas

Simplification of fractions
Factoring expressions

Theorems

Basic algebraic identities
Properties of fractions

Suitable Grade Level

Grades 10-12