Simplifying Radicals & Rational Denominators (Day 2)
Interactive Video
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Felicia Mossler
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we divide the radicand (in this example that is 162) by 2 before checking for perfect square factors?
because it might be times 2
because anything bigger than half of the radicand is too big to divide in evenly
because anything bigger than half of the radicand has to be a perfect square
because anything bigger than half of the radicand is too small to divide in evenly
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why didn't we do 2 and 48 for number 12?
because they don't multiply to make 96
because neither are a perfect square
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of the numerator after multiplying by the equivalency of 1?
50
1
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why don't we multiply by 6?
it is not in a radical
it is in a radical
it is in the denominator
it is in the numerator
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where did the last in the numerator come from?
it is a factor of 28
it is a factor of 27
it is a factor of 12
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