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SAT Math 1.5 Algebra and Functions. If f (x) = x2 - 16 and g(x) = x4 - 256, what is f of x divided by g of x?
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 2.5 Intermediate Algebra 289 Views
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Description:
ACT Math Intermediate Algebra Drill 2, Problem 5. Solve for x in this inequality.
- Intermediate Algebra / Inequalities and absolute value equations
- Product Type / ACT Math
- Foreign Language / Spanish Subtitled
- Foreign Language / Korean Subtitled
- Foreign Language / Chinese Subtitled
- Foreign Language / Arabic Subtitled
- Algebra / Solve equations and inequalities in one variable
- Algebra / Solve equations and inequalities in one variable
- Algebra / Solve equations and inequalities in one variable
- Algebra / Solve equations and inequalities in one variable
- Intermediate Algebra / Absolute value equations and inequalities
Transcript
- 00:02
Shmoop de jour time on your plate.
- 00:06
Solve for x: the absolute value of 16 plus x is less than or equal to 30.
- 00:12
And here are the potential answers...
- 00:17
OK so what is this question asking?
- 00:20
Not much... it just wants to know what "x" is.
Full Transcript
- 00:23
Well, as in all absolute value questions, start by ignoring the lines at first...
- 00:28
...16 plus what amount is still less than 30?
- 00:32
Well, we know 14 has to be one of the numbers so it's gotta be A or D...
- 00:36
...but we also know it's a range, not just a number so... boom. By elimination, it has
- 00:41
to be D.
- 00:42
No need to waste any more of this beautiful day screwing around with any of the other
- 00:46
answer choices.
- 00:47
Get out there and start playing.
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