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Simplification of an Expression

Simplify: px...

Question

Simplify:
$p x^{2} - 2 {p x - 3 x (x^{2} - ¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯ 3 a - x^{2})}$ , then the answer is $p x^{2} - 2 p x + 12 x^{3} - 18 a x$
If true then enter $1$ and if false then enter $0$

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Solution

$S i m p l i f y i n g$ Using BODMAS $p x^{2} - 2 {p x - 3 x (x^{2} - ¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯ 3 a - x^{2})}, = p x^{2} - 2 {p x - 3 x (x^{2} - 3 a + x^{2})} = p x^{2} - 2 {p x - 6 x^{3} + 9 a x} = p x^{2} - 2 p x + 12 x^{3} - 18 a x$

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