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Help with polynomials
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Help with polynomials

Help with polynomials-example-1
User Ohad Navon
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2 Answers

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(10x^2+5x+3)+(2x^2-7x+5)
Add 10x^2 and 2x^2=12x^2
Subtract 7x from 5x=-2x
Add 3 and 5=8

Final Answer: 12x^2-2x+8

Hope this helps! :)


User Ashwintastic
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8.0k points
2 votes

(10x^2 + 5x + 3) + (2x^2 - 7x + 5) \\ \\ 10x^2 + 5x + 3 + 2x^2 - 7x + 5 \\ \\ (10x^2 + 2x^2) + (5x - 7x) + 3 + 5 \\ \\ 12x^2 - 2x + 3 + 5 \\ \\ 12x^2 - 2x + 8 \\ \\

The answer is: 12x² - 2x + 8.
User Tri Bui
by
9.3k points
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