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Intermediate Algebra Videos 25 videos
ACT Math Intermediate Algebra Drill 1, Problem 3. Can you find the value of a in this expression?
ACT Math Intermediate Algebra Drill 1, Problem 5. Can you simplify the expression?
ACT Math Intermediate Algebra Drill 2, Problem 1. Solve the equation.
ACT Math 2.2 Intermediate Algebra 471 Views
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Description:
ACT Math Intermediate Algebra Drill 2, Problem 2. How else can the expression be written?
- Intermediate Algebra / Radical and rational expressions
- Product Type / ACT Math
- Foreign Language / Arabic Subtitled
- Foreign Language / Korean Subtitled
- Foreign Language / Spanish Subtitled
- Foreign Language / Chinese Subtitled
- Number and Quantity / Use properties of rational and irrational numbers
- Number and Quantity / Use properties of rational and irrational numbers
- Intermediate Algebra / Rational, radical, and logarithmic expressions
Transcript
- 00:02
And here is another shmoop de jour.
- 00:04
The square root of 5 plus 1... all over the square root of 5... can also be written as... what?
- 00:12
And here are the potential answers...
- 00:17
Okay. If 5 over 5 is the same as one, isn't the square root of 5 over the square root
- 00:22
of 5... also 1?
Full Transcript
- 00:25
If so, then we have square root of 5 times the quantity square root of 5 plus 1 over
- 00:30
square root of 5 times square root of 5 which is... 5.
- 00:34
When we multiply, we have another square root of 5 times square root of 5 up here... then
- 00:39
1 times square root of 5 is just square root of 5... all over 5.
- 00:42
Answer: B.
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