Question

differentiate tan3x using first principle

Answer 1

not sure what is meant by first principle?
you would use chain rule here where
u = 3x
du = 3

d/du tan(u) = sec^2 (u)

--> d/dx tan(3x) = 3sec^2 (3x)

Answer 2

first principle, based on your notes, lecture or textbook

Answer 3

thanx i kno the answer is 3sec^2(3x). but someone asked to differentiate in frst principle for 6 marks thats y i asked. thsi is supposed to be 1 mark rit?

Answer 4

i dont kno wat first principle is abt

Answer 5

are you still there?