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Mathematics
Algebraic Expressions
Algebraic Expressions
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Multiple Choice
What is the expansion of $(a + b)^2$?
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$a^2 + b^2$
$a^2 + 2ab + b^2$
$2a^2 + 2b^2$
$a^2 + ab + b^2$
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Expand the square of $(m + 2)^2$.
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$m^2 + 4m + 4$
$m^2 + 2m + 4$
$m^2 + 8$
$m^2 + 2m + 2^2$
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Which of the following is the correct expansion of $(p - q)^2$?
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$p^2 - 2pq + q^2$
$p^2 + 2pq + q^2$
$p^2 - 2pq - q^2$
$p^2 + q^2$
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How would you expand the expression $(x + 3)^2$?
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$x^2 + 9$
$x^2 + 6x + 9$
$x^2 + 3x + 3$
$x^2 + 6 + 9$
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How is the expression $(2a - 5)^2$ expanded?
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$4a^2 - 20a + 25$
$4a^2 + 20a + 25$
$4a^2 - 10a - 25$
$4a^2 - 5a + 5$
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