Algebra 2 - Simplifying a complex rational expression - Online Tutor 2/(4-5i)

The video tutorial explains how to simplify rational expressions with complex numbers in the denominator. It introduces complex numbers, highlighting their real and imaginary parts, and explains the concept of conjugate pairs. The tutorial demonstrates how to use conjugate pairs to simplify expressions by eliminating the imaginary unit from the denominator. The process involves multiplying by the conjugate and using the difference of squares to simplify the expression into standard form.

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