Blackpenredpen

Chegg Trig & Precalculus Office Hours with blackpenredpen 59:32
Chegg Trig & Precalculus Office Hours with blackpenredpen blackpenredpen 4,470 4 часа назад
This is how they asked complex number problems on the 2023 AS-Level further maths paper 11:53
This is how they asked complex number problems on the 2023 AS-Level further maths paper blackpenredpen 14,486 5 дней назад
Trig & Precalculus Office Hours w/ @blackpenredpen - We're Live, Ask Away! 1:00:03
Trig & Precalculus Office Hours w/ @blackpenredpen - We're Live, Ask Away! blackpenredpen 7,337 7 дней назад
This equation looks werid 5:38
This equation looks werid blackpenredpen 49,289 13 дней назад
NEVER TRUST A SQUARE ROOT EQUATION 8:19
NEVER TRUST A SQUARE ROOT EQUATION blackpenredpen 31,723 55 лет назад
A cubic formula that you probably haven't seen before! 12:19
A cubic formula that you probably haven't seen before! blackpenredpen 20,609 55 лет назад
I want a simple life, but WolframAlpha doesn't allow it! 9:23
I want a simple life, but WolframAlpha doesn't allow it! blackpenredpen 40,534 1 месяц назад
If x^y=8 and x is bigger than 1, then what's the minimum of x+y=? 9:29
If x^y=8 and x is bigger than 1, then what's the minimum of x+y=? blackpenredpen 32,768 1 месяц назад
Pell's equation (Introduction & example) ft. @octopuskeng 16:30
Pell's equation (Introduction & example) ft. @octopuskeng blackpenredpen 19,604 2 месяца назад
Integral battle! 2024 vs 2025 4:13
Integral battle! 2024 vs 2025 blackpenredpen 30,172 2 месяца назад
Believe in geometry, not squaring both sides! 6:37
Believe in geometry, not squaring both sides! blackpenredpen 313,370 1 год назад
Oxford MAT asks: sin(72 degrees) 9:07
Oxford MAT asks: sin(72 degrees) blackpenredpen 154,789 9 месяцев назад
Which is the worst math debate: 0^0, sqrt(1), 0.999...=1, or 12/3(4)? 7:35
Which is the worst math debate: 0^0, sqrt(1), 0.999...=1, or 12/3(4)? blackpenredpen 508,268 11 месяцев назад
Feynman's Technique of Integration 10:02
Feynman's Technique of Integration blackpenredpen 605,000 5 лет назад
the ultimate integral starter (u sub, IBP, trig sub, partial fractions & more) 5:56:58
the ultimate integral starter (u sub, IBP, trig sub, partial fractions & more) blackpenredpen 1,119,930 5 лет назад
Is x^x=0 solvable? 9:55
Is x^x=0 solvable? blackpenredpen 389,077 6 месяцев назад
easy derivative but it took me 32 minutes 32:04
easy derivative but it took me 32 minutes blackpenredpen 196,738 1 год назад
First time solving an A-Level maths exam! (90 minutes, uncut) 1:31:13
First time solving an A-Level maths exam! (90 minutes, uncut) blackpenredpen 345,524 10 месяцев назад
24 First-Order Differential Equations 4:56:20
24 First-Order Differential Equations blackpenredpen 214,690 4 года назад
solution to the logarithmic triangle 10:52
solution to the logarithmic triangle blackpenredpen 244,695 2 года назад
100 integrals part 2 (this is passion!) 8:47:51
100 integrals part 2 (this is passion!) blackpenredpen 2,075,313 2 года назад
100 calculus 2 problems! (ultimate final exam review) 7:17:57
100 calculus 2 problems! (ultimate final exam review) blackpenredpen 650,775 5 лет назад
how is i^x=2 possible? 8:36
how is i^x=2 possible? blackpenredpen 285,235 1 год назад
How to solve the three-circle problem from the 2022 GCSE math exam 8:33
How to solve the three-circle problem from the 2022 GCSE math exam blackpenredpen 89,191 10 месяцев назад
My first calculus 3 limit on YouTube 11:08
My first calculus 3 limit on YouTube blackpenredpen 106,099 1 год назад
4 Horsemen of Integration Mistakes! 11:51
4 Horsemen of Integration Mistakes! bprp calculus basics 118,618 1 год назад
Solving the Exponential Equation: 3^x = x^9 | Step-by-Step Solution 2:21
Solving the Exponential Equation: 3^x = x^9 | Step-by-Step Solution Maths With Shereen 55 2 дня назад
Hate to be that guy but I need the extra credit! Reddit complex numbers r/theydidthemath 4:58
Hate to be that guy but I need the extra credit! Reddit complex numbers r/theydidthemath bprp math basics 2,854,316 1 год назад
Is this equation solvable? x^ln(4)+x^ln(10)=x^ln(25) 9:44
Is this equation solvable? x^ln(4)+x^ln(10)=x^ln(25) blackpenredpen 106,343 1 год назад
I want a simple life, but WolframAlpha doesn't allow it! 9:23
I want a simple life, but WolframAlpha doesn't allow it! blackpenredpen 40,534 1 месяц назад
If x^y=8 and x is bigger than 1, then what's the minimum of x+y=? 9:29
If x^y=8 and x is bigger than 1, then what's the minimum of x+y=? blackpenredpen 32,768 1 месяц назад
I used a double integral to solve a single improper integral 11:14
I used a double integral to solve a single improper integral blackpenredpen 37,020 5 месяцев назад
Finding the BIGGEST rectangle under y=x^3 (but NO calculus!) 9:15
Finding the BIGGEST rectangle under y=x^3 (but NO calculus!) blackpenredpen 56,282 2 месяца назад
They didn't get this integral right, so here's the solution (Berkeley Math Tournament Integral bee) 5:37
They didn't get this integral right, so here's the solution (Berkeley Math Tournament Integral bee) blackpenredpen 106,711 3 месяца назад
“You know something has gone wrong when he switches to Chinese” 1:24
“You know something has gone wrong when he switches to Chinese” bprp calculus basics 6,799,562 4 месяца назад
Solving x^5=1 9:49
Solving x^5=1 blackpenredpen 319,285 4 месяца назад
Can you solve these 3 calculus tiebreakers the fastest? (2023 Berkeley Math Tournament) 10:20
Can you solve these 3 calculus tiebreakers the fastest? (2023 Berkeley Math Tournament) blackpenredpen 30,370 4 месяца назад
A cute limit with 0^0 form and the answer is 0 10:42
A cute limit with 0^0 form and the answer is 0 blackpenredpen 22,901 5 месяцев назад
Finding the domain of x^x 8:02
Finding the domain of x^x blackpenredpen 29,369 4 месяца назад
if x+y=8, find the max of x^y (Lambert W function) 12:59
if x+y=8, find the max of x^y (Lambert W function) blackpenredpen 774,972 1 год назад
I heard 1/2+1/3+1/4+... goes to infinity but I didn't think it would go past 3. Reddit r/learnmath 8:48
I heard 1/2+1/3+1/4+... goes to infinity but I didn't think it would go past 3. Reddit r/learnmath bprp calculus basics 1,286,829 1 год назад
How do I find x? Exponential equation with two different bases. Reddit precalculus r/Homworkhelp 7:47
How do I find x? Exponential equation with two different bases. Reddit precalculus r/Homworkhelp bprp math basics 1,549,411 1 год назад
Laplace Transform Ultimate Study Guide 3:10:51
Laplace Transform Ultimate Study Guide blackpenredpen 852,961 4 года назад
Why can't the 1/(3x) be replaced with 0? Reddit calculus limit r/calculus 8:32
Why can't the 1/(3x) be replaced with 0? Reddit calculus limit r/calculus bprp calculus basics 464,867 1 год назад
How math teachers flex 0:18
How math teachers flex bprp fast 40,928 3 года назад
have you done it this way before?? NO! 0:47
have you done it this way before?? NO! bprp fast 50,413 1 год назад
the COOLEST limit on YouTube! 9:50
the COOLEST limit on YouTube! blackpenredpen 54,238 5 месяцев назад
integration by parts, DI method, VERY EASY 16:59
integration by parts, DI method, VERY EASY blackpenredpen 1,616,334 9 лет назад

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