Answer :

Final answer:

To simplify the expression (x²+7x⁴+6x³)+(7x⁴+x³+7x²), we combine like terms to get 2x² + 14x⁴ + 7x³.

Explanation:

To simplify the expression (x²+7x⁴+6x³)+(7x⁴+x³+7x²), we can combine like terms.

Combining the terms with the same degree of x, we have:

(x²+7x⁴+6x³)+(7x⁴+x³+7x²) = (x²+x²) + (7x⁴+7x⁴) + (6x³+x³)

Adding the like terms, we get:

2x² + 14x⁴ + 7x³

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