Question

Сократите дробь.
b^3 - 27
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5b^2 -16b+3

Answer 1

(b^3 - 27)/(5b^2 -16b+3)=(b³-3³)/((5b-1)(b-3))=(b-3)(b²+3b+9)/((5b-1)(b-3))=(b²+3b+9)/(5b-1)