#g(x)=(x^2 − 2x + 1) ⋅ (4x^2 +3x − 5).
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You're answer is almost correct. Seems like you made a mistake when adding the because you shouldn't have -10x^2.
it's (2x-2)(4x²+3x-5)+(x²-2x+1)(8x+3)
(8x³+6x²-10x-8x²-6x+10)+(8x³+3x²-16x²-6x+8x+3)
(8x³-2x²-16x+10)+(8x³-13x²+2x+3)
16x³-15x²-14x+13
thanx bro.
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