Question

2x³+4x²-5÷x+3
$2x³+4x²-5÷x+3$
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Answer 1

Answer:

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Step-by-step explanation:

sum of n terms =n/2(2a+(n−1)d)

here a=x−y/x=y

d=(3x−2y/x+y)−(x−y/x+y)

=2x−y/x+y

hence sum=

2(x+y)

n

{n(2x−y)−y}