Find the continued product :
$(x - 3) (x + 3) (x^{2} + 9)$

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Solution

$(x - 3) (x + 3) (x^{2} + 9)$
as $(a + b) (a - b) = a^{2} - b^{2}$
$= (x^{2} - 9) (x^{2} + 9)$
$= x^{4} - 81$

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Find the continued product :(x−3)(x+3)(x2+9)

(x−3)(x+3)(x2+9)as (a+b)(a−b)=a2−b2=(x2−9)(x2+9)=x4−81

Find the continued product :
$(x - 3) (x + 3) (x^{2} + 9)$

$(x - 3) (x + 3) (x^{2} + 9)$
as $(a + b) (a - b) = a^{2} - b^{2}$
$= (x^{2} - 9) (x^{2} + 9)$
$= x^{4} - 81$