Answer:
(×-4) (x + 4)
Step-by-step explanation:
first of all, recognize that the polynomial expression is a difference of two squares.
thus
X^2-16
(x -4)(x+4)
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Answer:
Step-by-step explanation:
[tex]\large\begin{gathered} \sf{To \ factor \ this \ polynomial, \ we \ must \ first \ recognise \ it. \ Isn't \ it \ the \ difference} \\ \sf{of \ two \ squares?} \\ \rm{It \ is! } \\ \sf{Polynomials \ like \ (a^2-b^2) are \ factored \ like \ this\!\!:} \\ \sf{(a+b)(a-b).} \\ \sf{Similarly, \ (x^2-16) \ is \ factored \ as \ (x+4)(x-4). \end{gathered}[/tex]
Done!!
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