Math Problem Statement
Solution
Let’s solve this step by step, simplifying both expressions and comparing them.
Expression 1:
-
Simplify the numerator of the first fraction:
- ,
- (the absolute value of is ),
- So, the numerator becomes:
-
Simplify the denominator of the first fraction:
So, the first fraction is:
-
Simplify the second fraction:
- So, the second fraction is:
-
Multiply the two fractions:
Expression 2:
-
Simplify the numerator:
- so
- Add :
For :
- so
- so
So, the numerator becomes:
-
Simplify the denominator:
So, the fraction is:
-
Add :
Comparison:
- Expression 1:
- Expression 2:
Since: the appropriate symbol is:
Final Answer:
Would you like me to explain any specific steps or go further into any part of the solution? Here are some related questions to explore:
- How do you simplify expressions with absolute values and exponents?
- What are the rules for multiplying and dividing fractions?
- How do you compute fractional exponents, such as ?
- Why does the denominator determine the direction of inequality in fractions?
- What is the order of operations for nested brackets?
Tip: Always evaluate expressions inside parentheses or brackets first, following the order of operations (PEMDAS).
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Math Problem Analysis
Mathematical Concepts
Algebra
Fractions
Exponents
Absolute Value
Order of Operations
Formulas
Fraction multiplication and division
Laws of exponents: a^m * a^n = a^(m+n), (a^m)^n = a^(m*n)
Absolute value definition |x| = x if x >= 0, -x if x < 0
Theorems
Order of operations (PEMDAS)
Basic arithmetic properties
Suitable Grade Level
Grades 10-12
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