gisselle3316 gisselle3316

09-07-2019
Mathematics

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what is the sum of 6x3+8x2-2x+4 and 10x3+x2+11x+9

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jimrgrant1 jimrgrant1

09-07-2019

Answer:

16x³ + 9x² + 9x + 13

Step-by-step explanation:

Given

6x³ + 8x² - 2x + 4 and 10x³ + x² + 11x + 9

Sum the 2 expressions by adding like terms, that is

= (6x³ + 10x³) + (8x² + x²) + (- 2x + 11x) + (4 + 9)

= 16x³ + 9x² + 9x + 13

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