0. Review of College Algebra
Rationalizing Denominators
0. Review of College Algebra
Rationalizing Denominators - Video Tutorials & Practice Problems
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concept
Rationalizing Denominators
Video duration:
2mPlay a video:
2
Problem
ProblemRationalize the denominator.
−275
A
−145
B
−257
C
−1457
D
−14107
3
Problem
ProblemRationalize the denominator.
−x6+x
A
−x6x−1
B
6x+x
C
x6x+1
D
−x7x
4
concept
Rationalizing Denominators Using Conjugates
Video duration:
3mPlay a video:
5
Problem
ProblemRationalize the denominator and simplify the radical expression.
5−67
A
197
B
−1157+42
C
2157+42
D
1957+42
6
Problem
ProblemRationalize the denominator and simplify the radical expression.
2+32−3
A
7−43
B
7+431
C
7+43
D
7−431
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