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Answer:
0
Step-by-step explanation:
12-(-4)(-3)
-3 x -4 = 12
12 - 12= 0
(x^4)(3x^3-2)(4x^2+5x)
=(3x^7-2x^4)(4x^2+5x)
=12x^9+15x^8-8x^6-10x^5
answer: 12x^9+15x^8-8x^6-10x^5
25
