Question

1) substract (a³-3a²) from (b³-3b²) ​

Answer 1

Answer:

b³-a³-3b²+3a²

Step-by-step explanation:

b³-3b²-(a³-3a²)

b³-3b²-a³+3a²

b³-a³-3b²+3a²

Answer 2

Step-by-step explanation:

(a³-3a²)-(b³-3b²)

(a³-b³) -3(a²-b²)

(a-b) (a²+2ab+b²)-3(a+b) (a-b)

(a-b) {a²+2ab+b²-3a-3b}

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