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​Algebra Introduction: Quiz 5

Expand all of the brackets below.

1) x²(7x² – 4x)

 

2) 3y³(10y² – y + 2)

 

3) -5p(3p² + 5p⁵ – 21)

 

4) 7r³(4 – 2r² – 5r⁴)

 

5) 10ab²(2a + 5b – 6b²)

 

6) -c(2 – 3c + c² – 8c³)

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