Answer:
(x3 + 3x2 + 5x – 4) – (3x3 – 8x2 – 5x + 6). The first thing I have to do is take that "minus" sign through the parentheses .... Simplify (6x3 – 2x2 + 8x) – (4x3 – 11x + 10) .... Simplify: (3x2 – 5x – 1) – (x3 – 2x2 + 4) + (9x3 + 5x2 – 3x – 2).
Explanation: