Answer:HEYYAA
Step-by-step explanation:4x^2-2x-1-(-3x^3+2)
so as to opent the bracket the signs should be changed
so it becomes......4x^2-2x-1+3x^3-2...........=+3x^3+4x^2-2x-3 i sthe answer
Answer:
-3x3 + 4x2 - 2x - 3
Explanation:
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