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×(a−8) is the same as $\left(a-8\right)\times3$(a−8)×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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