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find the sum of these polynomials. (5x^2-4x+2)+(3x^2+9x-8)=? A. 8x^2-5x+10 B. 8x^2+5x-6 C. 8x^2-5x-6 D. 8x^2+5x+10
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find the sum of these polynomials. (5x^2-4x+2)+(3x^2+9x-8)=? A. 8x^2-5x+10 B. 8x^2+5x-6 C. 8x^2-5x-6 D. 8x^2+5x+10

User Benbrunton
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3.9k points

2 Answers

4 votes
B is the answer
Explanation

If we suppose that x= 1
The equation would equals 7
And. (B) the only one that also equals 7
You can suppose any number the answer would also be the same
And am sorry if i have any mistakes with English language
User Alpalalpal
by
4.5k points
5 votes

Answer:

B: 8x^2+5x-6

Explanation:

User Mmmeff
by
4.3k points
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