Simplify the following expression. 2x^5+3x^3-5x^2+7x+1+7x^5-3x^3-4

Mathematics · Middle School · Thu Feb 04 2021

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We have, 2x^5+3x^3-5x^2+7x+1+7x^5-3x^3-4

(2x^5+7x^5) + (3x^3-3x^3)+ (-5x^2) +7x + (1-4)

Now, adding like terms, we get

9x^5 - 5x^2 + 7x -3

 

Hence, simplified expression of 2x^5+3x^3-5x^2+7x+1+7x^5-3x^3-4 is 9x^5 - 5x^2 + 7x -3 .