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Australia
Year 9

2.02 The distributive law

Interactive practice questions

Ursula states that $a^3\times a^9=a^{12}$a3×a9=a12. Neil states that $a^3\times a^9=a^{27}$a3×a9=a27.

Who is correct?

Ursula

A

Neil

B

Neither of them is correct.

C
Easy
< 1min

Which property of multiplication justifies that $3\times\left(a-8\right)$3×(a8) is the same as $\left(a-8\right)\times3$(a8)×3?

Easy
< 1min

Determine whether each of the following is true or false:

Easy
1min

Expand the expression $8\left(c+4\right)$8(c+4).

Easy
< 1min
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Outcomes

ACMNA213

Apply the distributive law to the expansion of algebraic expressions, including binomials, and collect like terms where appropriate

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