## Math Problem Statement

find dy/dx y=3x + x tanx

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Differentiation

Product Rule

Trigonometry

### Formulas

Product rule: d/dx(u * v) = du/dx * v + u * dv/dx

Derivative of tan(x): d/dx(tan(x)) = sec^2(x)

### Theorems

Product Rule of Differentiation

### Suitable Grade Level

Grades 11-12 (Calculus)