Math Problem Statement
dengan definisi turunan pertama fungsi buktikan bahwa f(x)=cotan x maka f'(x)=-coseckuadrat x
Solution
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Math Problem Analysis
Mathematical Concepts
Calculus
Derivatives
Trigonometric Functions
Formulas
Derivative definition: f'(x) = lim(Δx -> 0) [(f(x + Δx) - f(x)) / Δx]
f(x) = cot(x) = cos(x) / sin(x)
Trigonometric identities: csc(x) = 1 / sin(x)
Theorems
Limit definition of derivative
Trigonometric derivative identities
Suitable Grade Level
College Level (Calculus I or II)
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