Asked by skysky
Adding and Subtracting Polynomials
5m + 12n^2 + 6n - 8m
-6x^3 + 5x + 2x^3 + 4x^3
3b^3 - 2b - 1 - b^3 - b
(-7x^2 - 2x +3) + (4x^2 - 9x)
(3x^2 - x) - (x^2 + 3x - x)
(3s^2 + 4s) - (-10s^2 + 6s)
5m + 12n^2 + 6n - 8m
-6x^3 + 5x + 2x^3 + 4x^3
3b^3 - 2b - 1 - b^3 - b
(-7x^2 - 2x +3) + (4x^2 - 9x)
(3x^2 - x) - (x^2 + 3x - x)
(3s^2 + 4s) - (-10s^2 + 6s)
Answers
Answered by
oobleck
wrong yet again!
#2. -6x^3 + 5x + 2x^3 + 4x^3 = 3x^3 + 5x
#6. (3s^2 + 4s) - (-10s^2 + 6s) = 13s^2 - 2s
#2. -6x^3 + 5x + 2x^3 + 4x^3 = 3x^3 + 5x
#6. (3s^2 + 4s) - (-10s^2 + 6s) = 13s^2 - 2s
Answered by
skysky
Adding and Subtracting Polynomials
17. 5m + 12n^2 + 6n - 8m
21. -6x^3 + 5x + 2x^3 + 4x^3
24. 3b^3 - 2b - 1 - b^3 - b
26. (-7x^2 - 2x +3) + (4x^2 - 9x)
28. (-2z^3 + z + 2z^3 + z) + (3z^3 - 5z^2)
30. (3x^2 - x) - (x^2 + 3x - x)
32. (3s^2 + 4s) - (-10s^2 + 6s)
17. 5m + 12n^2 + 6n - 8m
21. -6x^3 + 5x + 2x^3 + 4x^3
24. 3b^3 - 2b - 1 - b^3 - b
26. (-7x^2 - 2x +3) + (4x^2 - 9x)
28. (-2z^3 + z + 2z^3 + z) + (3z^3 - 5z^2)
30. (3x^2 - x) - (x^2 + 3x - x)
32. (3s^2 + 4s) - (-10s^2 + 6s)
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