solve it for above expressions
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SOLUTION:-
(7x-x^2-14+2x)(5-x)
= -(x^2+9x+14)(5-x)
= -[ 5x^2+45x+70-x^3+9x^2+4x)
-[-x^3+14x^2+49x+70]
[x^3-14x^2 -49x-70]ans
(7x-x^2-14+2x)(5-x)
= -(x^2+9x+14)(5-x)
= -[ 5x^2+45x+70-x^3+9x^2+4x)
-[-x^3+14x^2+49x+70]
[x^3-14x^2 -49x-70]ans
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