answer this....... plzzz.......
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Number of member = 12a-13x
Contribution by each = 3x + 7a
Total contribution =
(12a-13x) (3x+7a)
36ax + 84a^2-39x^2-91ax
= 84a^2 -39x^3-55ax
Contribution by each = 3x + 7a
Total contribution =
(12a-13x) (3x+7a)
36ax + 84a^2-39x^2-91ax
= 84a^2 -39x^3-55ax
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