Question

9(a-b)²-25(b-c)²answer the Alzebra ​

Answer 1

Answer:

9a²−18ab−16b²+50bc−25c²

Step-by-step explanation:

Distribute:

Distribute:=9a²+−18ab+9b²+−25b²+50bc+−25c²

Combine Like Terms:

Combine Like Terms:=9a²+−18ab+9b²+−25b²+50bc+−25c²

=(9a²)+(−18ab)+(9b²+−25b²)+(50bc)+(−25c²)

)=9a²+−18ab+−16b²+50bc+−25c²

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Answer 2

Answer:

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