Math Problem Statement

Perform the following operation and express in simplest form.

start fraction, x, squared, minus, 6, x, minus, 16, divided by, x, end fraction, dot, start fraction, 2, x, divided by, x, squared, minus, 4, end fraction

xx2−6x−16​⋅x2−42x

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Rational Expressions
Factoring Quadratics
Simplification

Formulas

Factoring: ax^2 + bx + c = (x + m)(x + n)
Difference of squares: a^2 - b^2 = (a - b)(a + b)

Theorems

Factoring Theorem
Cancellation of Common Factors in Rational Expressions

Suitable Grade Level

Grades 9-10