b) i)Find the sum of 4x2 + 2x3 = x + 1,
2x3 – 5x2 – 3x + 6, x2 + 8, and 5x3 – 7x.
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Answer:
-286,104
Step-by-step explanation:
8+6=x+1
14=x+1
x=13
2(13)3-5(13)2-3(13)+6
78-130-234=-286
5(13)3-7(13)
195-91=104
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