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Algebra

Common Misconceptions (Algebra)

Concept Quizzes

Algebra Misconceptions
Setting Up Equations Misconceptions
Exponents Misconceptions
Algebra Missteps
Infinity Misconceptions

Challenge Quizzes

Algebra Common Misconceptions: Level 1 Challenges
Algebra Common Misconceptions: Level 2 Challenges
Algebra Common Misconceptions: Level 3 Challenges

Algebra Common Misconceptions: Level 1 Challenges

$\large \sqrt{4} = \, \color{#D61F06}{?}$

-2

2

and

-2

2

-2

2

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by Gabe Smith

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$\LARGE 2^{2^{2^{2^0}}} = \ ?$

0 1 16 None of the above

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by Amisha Gupta

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$\large A = \frac{1}{\left(\frac{0.5}{0.25}\right)} \hspace{5mm} \text{or} \hspace{5mm} B = \frac{\left(\frac{1}{0.5}\right)}{0.25}$

Which of these numbers above is larger?

A

B

They're equal

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by Zandra Vinegar

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True or False?

$0.9999 \ldots = 1$

Note: The " $\ldots$ " indicates that there are infinitely many 9's.

True False

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by Jake Lai

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$\large (a-b) - c = a - (b - c)$

Suppose $a, b$ and $c$ are numeric variables. Under what conditions is the equation above true?

Always true Only true when at least one of the variables is equal to 0 Only true when

c=0

Only true when all of the variables are equal to 0 Never true

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by Damon Demas

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