Hi,
Using the Divison Method of Your choosing:
is
5b^2 - 2b + 7 R = 6
5b^2 + (-2b) + 7 Remainder = 6
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6b + 5 | 30b^3 + 13b^2 + 32b + 41
- (30b^3 + 25b^2)
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-12b^2 + 32b
- (-12b^2 + (-10b))
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42b + 41
- (42b + 35)
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6