Problem

Factor
x281

Answer

Expert–verified
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Answer

The factored form of x281 is (x9)(x+9)

Steps

Step 1 :Factor the expression x281

Step 2 :Recognize this as a difference of squares problem. The difference of squares formula is a2b2=(ab)(a+b)

Step 3 :In this case, a=x and b=9 because 92=81

Step 4 :Rewrite x281 as (x9)(x+9)

Step 5 :The factored form of x281 is (x9)(x+9)

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