Answering questions in quiz

#1

in this quiz various concepts are given which are not taught in the course till now . so please give me any video reference for this divide and conquer concept or something else

How to solve such type of question
#2

for q regarding time complexity u can read about methods like
Substitution method


Iterative method
Master method
these topics are usually taught in college 
What is T(n)?
Let T(n)= T(n-1) + 1/n. Then T(n) is:`

i am taking about finding complexity of these type of q `s

#3

in case u have doubt to specific q u can send the question no
i`ll help u with that

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#4

okay thanks for the help :+1:

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