Adding two polynomials

The video tutorial explains how to subtract two polynomials by aligning like terms and ensuring that the subtraction is applied to each term in the second polynomial. It highlights common mistakes, such as not applying the negative sign to all terms, and provides a step-by-step approach to correctly subtract polynomials.

Explain the process of subtracting the given polynomials as described in the text.

What is the second polynomial that is being subtracted?