1.

- 3 p ^ { 2 } + 3 p q + 3 p x \text { from } 3 p ( - p - a - r )

Answer»

3p(- p - a - r ) - (-3p²+3pq+3px)-3p² -3pa -3pr + 3p² -3pq -3px-3pa-3pr-3pq-3px-3p(a+r+q+x)

thank you



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