Let y = sec(x). dy
TT
What is the value of at =
?
dac 4
Choose 1
1
1
2
V2

C. √2

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 sec(x) = sec(x)tan(x)

Step-by-step explanation:

Step 1: Define

y = sec(x)

x = π/4

Step 2: Differentiate

Differentiate:                    y' = sec(x)tan(x)

Step 3: Evaluate

Substitute in x:                    y'(π/4) = sec(π/4)tan(π/4)Evaluate:                             y' = √2

400

Step-by-step explanation: