# How much greater is #(20x^7 - 10x^6 - 9x^5 - 14x^4 + 18x) + (-6x^6 - 12x^5 - 9x^4 - 9x)#?

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Shiva Prakash M V
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Feb 6, 2018

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Index Coefficient

7 --------------

6 --------------

5---------------

4---------------

1---------------

Thus,

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