Math Problem Statement

in The 2nd question all the powers are in minus and 3rd one is -4/5 within the bracket

Solution

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Math Problem Analysis

Mathematical Concepts

Exponents
Negative Powers
Fractions

Formulas

a^(-n) = 1 / a^n
Fraction operations with negative exponents

Theorems

Power Rule for Exponents
Multiplication of Powers

Suitable Grade Level

Grades 8-10