## Math Problem Statement

calculate

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Logarithms

Systems of Equations

Quadratic Equations

Trigonometric Identities

### Formulas

log(a) - log(b) = log(a/b)

Quadratic formula: x = [-b ± √(b² - 4ac)] / 2a

sec(θ) = 1/cos(θ), tan(θ) = sin(θ)/cos(θ)

### Theorems

Logarithmic Properties

Elimination Method for solving systems of equations

Trigonometric Identities

### Suitable Grade Level

Grades 10-12

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