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13 questions
Simplify 80 as much as possible.
220
810
45
Cannot be simplified further
Simplify 18x4 as much as possible.
x218
32x
6x
3x22
Select all of the following radicals that are in fully simplified form.
−236
322
35
33
Multiply: 23⋅427
72
830
681
84
Divide: 153512
15100
39
32
34
Here's a "proof," using nothing but radicals, that −1 = 1 :
−1 =−1⋅−1 = −1⋅−1
=1 = 1
Which step contains the mistake? Explain why. Consider the first equals sign to be the first step, the second equals sign to be the second step, and so on.
Add: 37 −228+104
−7+104
−911
20−7
Cannot simplify any further
Add: 624−246
−126
−1818
186
126
Which number is larger: 3020 or 1580 ?
3020
1580
These numbers are equal
There's no way to tell
False
Not true
Preposterous!
Nonsense
*sobs uncontrollably*
14
18
18
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