Question

$(6 + 3 x)(6 - 3x)$
What answer of this ​

Answer 1

Answer:

This equation is in the form (A+B)(A-B)

$(a + b)(a - b) = {a}^{2} - {b}^{2}$

$(6 + 3x)(6 - 3x) \\ {(6 )}^{2} - {(3x)}^{2}$

$= 36 - 9 {x}^{2} \\ 9(4 - {x)}^{2}$

Answer 2

Answer:

18x

Step-by-step explanation:

(6 + 3x) × (6-3x)

(6x)× (3x)

18x

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