Preimage(Inverse Image) Explanation and Intersection of Sets Proof
6:21
Direct Image of Intersection of Sets under an Injective Function Proof
6:52
The Inverse Image of a Set Under a Function: Definition and Examples
14:45
Where does “e” come from?
17:25
Functions, Domain, Codomain, Injective(one to one), Surjective(onto), Bijective Functions
6:22
The Direct Image of a Set: Definition and Example
8:03
How to STUDY so FAST it feels like CHEATING
14:47
An Exact Formula for the Primes: Willans' Formula
18:39