A hint to get started
Prove a cotangent derivative and distinguish a reciprocal from an inverse
Prove that .
CJC · Lecture · Example 8
Identify the form before applying a rule. Preserve the original domain while simplifying.
Read the worked solution
A hint to get started
Prove that d(cotx)/dx=−csc2x.
CJC · Lecture · Example 8
Identify the form before applying a rule. Preserve the original domain while simplifying.