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Gebruik de distributieve eigenschap om de haken weg te werken.
Schrijf het resultaat zo eenvoudig mogelijk.

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It doesn't look like you've expanded - make sure you don't use any brackets in your answer.

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Vermenigvuldig $\\var{a[1]}$ met $\\var{a[2]}x$ en met $\\var{a[3]}$

\n

$\\var{a[1]} \\cdot (\\var{a[2]}x)$ = ...

\n

$\\var{a[1]}\\cdot (\\var{a[3]})$ = ...

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$\\simplify{{a[1]}({a[2]}x+{a[3]})}=$ [[0]]

\n

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It doesn't look like you've expanded - make sure you don't use any brackets in your answer.

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$\\simplify{{a[4]}({a[5]}x+{a[6]})}=$ [[0]]

\n

$\\var{f1}(\\var{f2}b)+(\\var{f3}+\\var{f4}b)-\\var{f5}(\\var{f6}b+\\var{f7})=$[[1]]

\n

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This question is made up of 10 exercises to practice the expansion of brackets.

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