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Key Concepts Quiz 9.4
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Use the document below to help answer questions 1 to 3:

Simplifying Polynomial Expressions Worked Example (27.0K)



1

Expand and simplify 2(4g + 5h) + 7(g – 2h).
A)15g – 4h
B)g – 4h
C)15g + 24h
D)g + 24h
2

Expand and simplify 3(2p2 – 5p + 4) – 2p(3p – 1).
A)12p2 – 13p + 12
B)12p2 – 17p + 12
C)–17p + 12
D)–13p + 12
3

Develop an expression for the shaded area of the figure. Simplify the expression.

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A)20x2 – 2x
B)12x2 – 2x
C)12x2 – 10x
D)12x2 + 10x





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