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Help Me Solve This With Solution pls
1. (ײ -×)+(8×-2ײ)
2.(4+2n³ +2)
5.(8n²-2n³)+(6n³-8n²)
6.(2ײ+1)+(ײ -2×+1)
7.(-3m² +m)+(4m² +6m)
11.(5ײ +4)-(5+5׳)
12.(4׳ -6)+(5׳ +8)
15.(2a² +4a³)-(3a³ +8)
16. 5+³ -9 -+⁴ -3+²
19.(3a²+1)-(4+2a²)​


Sagot :

Answer:

1. (ײ -×)+(8×-2ײ)

=x2+−x+8x+−2x2

=(x2+−2x2)+(−x+8x)

=−x2+7x

2. (4+2n³ +2)

4+2n3+2

=(2n3)+(4+2)

=2n3+6

5.(8n²-2n³)+(6n³-8n²)

=8n2+−2n3+6n3+−8n2

=(−2n3+6n3)+(8n2+−8n2)

=4n3

Sorry that's only i can do hope this helps :)

Step-by-step explanation:

Answer:

1. x×(-x+7)

2. 2(3+n³)

5. 4n³

6. 3x²-2x+2

7. 3m²+m+4n²

11. -5x³+5x²-1

12. 9x³+2

15. a³+2a²-8

19. a²-3

Step-by-step explanation:

sorry, I don't know the answer for number 16. hope this helps tho. I also simplified some equations.

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