Math Problem Statement
xm3>−12
Solution
To solve the inequality , follow these steps:
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Interpret the inequality: The goal is to find the values of such that the cube of is greater than .
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Rewrite the inequality:
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Isolate : Take the cube root on both sides. Since the cube root function is monotonic (it preserves the inequality's direction), we can write:
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Simplify : The cube root of is approximately .
So, the solution is:
Final Answer:
The solution set is:
Would you like further explanation or help plotting this inequality on a graph?
5 Related Questions:
- What are the rules for solving inequalities involving exponents?
- How does the cube root differ from the square root in terms of preserving inequality direction?
- What happens if the inequality is instead of ?
- How would this inequality change if it was ?
- What are the steps to approximate cube roots of non-perfect cubes?
Tip:
For cube roots of negative numbers, remember that the cube root of a negative number is also negative (e.g., ).
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Math Problem Analysis
Mathematical Concepts
Algebra
Inequalities
Exponents and Roots
Formulas
Cube root function: x = ∛a
Theorems
Monotonicity of odd roots
Suitable Grade Level
Grades 9-11