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blackpenredpen


2 legit proofs & 1 false proof

2 legit proofs & 1 false proof

blackpenredpen
2 years ago - 0

How to epsilon-delta! #shorts

How to epsilon-delta! #shorts

blackpenredpen
3 years ago - 0

What does a ≡ b (mod n) mean? Basic Modular Arithmetic, Congruence

What does a ≡ b (mod n) mean? Basic Modular Arithmetic, Congruence

blackpenredpen
5 years ago - 0

arguing with a math PhD friend be like (unscripted, unedited)

arguing with a math PhD friend be like (unscripted, unedited)

blackpenredpen
1 year ago - 0

integration by parts, DI method, VERY EASY

integration by parts, DI method, VERY EASY

blackpenredpen
7 years ago - 0

epsilon-delta definition ultimate introduction

epsilon-delta definition ultimate introduction

blackpenredpen
1 year ago - 0

Is dy/dx a fraction?

Is dy/dx a fraction?

blackpenredpen
4 years ago - 0

calculus teacher vs "I know it already" student

calculus teacher vs "I know it already" student

blackpenredpen
8 months ago - 0

My First Harvard MIT Math Tournament Problem

My First Harvard MIT Math Tournament Problem

blackpenredpen
2 years ago - 0

Newton's method (introduction & example)

Newton's method (introduction & example)

blackpenredpen
1 year ago - 0

the last question on my calc 2 final

the last question on my calc 2 final

blackpenredpen
1 year ago - 0

solving a logarithmic equation with different bases

solving a logarithmic equation with different bases

blackpenredpen
4 years ago - 0

how is i^x=2 possible?

how is i^x=2 possible?

blackpenredpen
6 months ago - 0

solving equations but they get increasingly awesome

solving equations but they get increasingly awesome

blackpenredpen
1 year ago - 0

What Integration Technique Should I Use? (trig sub, u sub, DI method, partial fractions) calculus 2

What Integration Technique Should I Use? (trig sub, u sub, DI method, partial fractions) calculus 2

blackpenredpen
4 years ago - 0

proving x^2 is continuous using the epsilon delta definition

proving x^2 is continuous using the epsilon delta definition

blackpenredpen
2 years ago - 0

Solving x^i=1 vs i^x=1

Solving x^i=1 vs i^x=1

blackpenredpen
2 years ago - 0

Calculus Teacher vs. Power Rule Student

Calculus Teacher vs. Power Rule Student

blackpenredpen
2 years ago - 0

solving equations but they get increasingly more impossible?

solving equations but they get increasingly more impossible?

blackpenredpen
1 year ago - 0

Why is the derivative of e^x equal to e^x?

Why is the derivative of e^x equal to e^x?

blackpenredpen
2 years ago - 0

Disc/Washer Method vs. Shell Method (rotated about different lines)

Disc/Washer Method vs. Shell Method (rotated about different lines)

blackpenredpen
3 years ago - 0

be careful when an imaginary number is raised to a fractional power

be careful when an imaginary number is raised to a fractional power

blackpenredpen
2 years ago - 0

7 factorials you probably didn't know

7 factorials you probably didn't know

blackpenredpen
2 years ago - 0

what 0 divided by 0 really is

what 0 divided by 0 really is

blackpenredpen
2 years ago - 0

3 factoring tricks that you probably didn’t know

3 factoring tricks that you probably didn’t know

blackpenredpen
1 year ago - 0

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