mcroyalmichael mcroyalmichael

09-06-2020
Mathematics

contestada

I need help with finding the sum of (x^4 + 2x^3 - 7x - 9) + (x^5 - 2x^4 + 8x + 18) in standerd form

my answer is x^5 - x^4 + 2x^3 + x^2 + 9
is this correct

Respuesta :

gilbertazavedo72 gilbertazavedo72

09-06-2020

Answer:

Step-by-step explanation:

(x^4 + 2x^3 - 7x - 9) +

(x^5 - 2x^4 + 8x + 18)

x^5 - x^4 + 2x^3 + x + 9

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