D. 1
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
Left to Right
Algebra I
Function Notation
Pre-Calculus
Unit Circle
Calculus
Derivatives
Derivative Notation
Derivative of tan(x) = sec²(x)
Step-by-step explanation:
Step 1: Define
Step 2: Differentiate
Differentiate:
Step 3: Evaluate
Substitute in x:
Evaluate: