Question

1. (-x^4+5x^2-3x-1) – (5x^4+3x^3- x^2-2x+3)
2. (5x^5+3x^4-2x^3-7x^2 -6) + (-5x^5-3x^4-2x^3+3x^2-4x+2)
3. (7r^2+3r -2) + (2r^3+2r^2-r-6)
4. 25p^3-2p^2-4p^3+8p^2-9
5. (7m^4-5m^5+4m^2-7) + (x^3-3x^2-5+x) – (-3x^4+5-8x+2x^3)
6. 17-6m^3 n^2+8m^3 n^2+6

Answer 1

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