3:04
Sum of Series with Surds in Denominator
Gresty Academy
3:07
Semiprime Subsets of {2, 4, 6, ..., 18, 20}
3:42
Sum of Series with nth Term = 1 / [n(n+1)(n+2)]
4:42
Amazing Remainder Trick for GMAT / GRE Questions
4:51
Number, Sum and Product of Factors of 2020
2:05
Three Overlapping Sets Probability Question
3:06
Three Set Venn Diagram Question
2:57
Remainder When Dividing Sums of Factorials
3:45
GMAT / GRE 'Work' Word Problem
4:28
Simultaneous Logarithm Equations
3:58
Remainders of Powers of Three
3:47
Perfect Squares and Factorials
4:20
Perfect Squares and Prime Factorisation
2:32
Fermat's Little Theorem Reviewer
3:10
Number of Relatively Prime (a, b) such that ab = 36 factorial (36!)
4:13
What is f(3)?
3:35
Probability that the Product of n Digits is Divisible by 10
5:06
How to Solve Harder Rational Inequalities
5:01
Logarithmic Equation involving the Floor Function
4:38
Inequalities Containing Square Roots
2:33
How to Solve Linear Diophantine Equations using Euclid's Algorithm
4:04
Quadratic Diophantine Equations with One Variable
4:07
Quadratic Diophantine Equations with Two Variables
2:43
How to Solve Congruence Equations
2:38
Solving Simultaneous Congruence Equations
5:11
Jensen's Inequality
5:58
How To Find Modular Multiplicative Inverses
10:27
Integrating sin(1000x)/sinx
5:22
Which is bigger? (n^n)^n or n^(n^n)?
8:06
Does the 'root (2)' Infinite Power Tower Converge?
7:12
Three Proofs that the 'root (2)' Infinite Power Tower Converges to 2
3:52
Solve x ^ x = 2
9:26
How to Solve 3^x = 2x + 2
6:39
Clever Trick to Solve x^4 + 3 ln(x) = 4
1:54
One Minute Proof that i to power i = e to power (- π/2)
6:51
How to Solve 'Square Root under Square Root' Questions
13:46
There are ten solutions to this equation - only one is obvious!
6:36
How to Calculate when Complex Number Expressions are Real or Imaginary
6:32
How to Evaluate Complex Expressions inside a Modulus
4:22
How to Solve Complex Exponential Equations
6:23
How to Find all Complex Solutions of cos (z) = 3
Maths Olympiad Square Root Question - it's easier than it looks
5:09
How to integrate sin (x) to the power of n for any odd 'n'
5:51
How to integrate cos (x) to the power of n for any odd 'n'
9:11
How to integrate sin (x) to the power of n for any even 'n'
How to integrate cos (x) to the power of n for any even 'n'
11:18
Summing cos(θ) + cos(2θ) + .. + cos(nθ) and sin(θ) + sin(2θ) + .. + sin(nθ)
6:24
Summing an infinite series involving cos(kθ)
3:25
Find the Area of the Orange Circle Segment
6:56
Solving Exponential Equations with Logs as Exponents
5:59
Two Methods to Find when a Function and its Inverse Intersect - One is Much Quicker
5:33
How to find f-1(a) from f(x) without Calculating the Inverse Function
9:31
Find the Orange Area around the Smiley Face
3:09
Maths Olympiad - Surd over Surd under Square Root
6:26
Domain of Composite of Three Functions - most people get this wrong
7:01
Summing BY INSPECTION Series with nth term 1/[n(n+1)(n+2)...(n+p)]
7:52
Find the Area Shaded in Orange - Two Useful Methods
7:17
Counting All Solutions of a Three Variable Diophantine Equation
11:56
How to Solve a Three Variable Linear Diophantine Equation
18:24
A Cricket Scoreboard Malfunction Solved with a Three Variable Linear Diophantine Equation
How to Find all Solutions of a Cubic Diophantine Equation
7:25
A Seemingly Tricky Word Puzzle Solved Effortlessly Courtesy of Diophantus
5:34
Solving a Binomial Theorem Coefficient Question Using a Geometric Series Sum Shortcut
7:09
JEE Main - Two Binomial Theorem Remainder Questions Explained
8:44
2025^2025 (mod 35) - Three Quick Methods Explained
9:02
Maths Olympiad - A Neat Remainder Trick Solves this Question Instantaneously
4:52
Summing a Series with nCr (Combinations) in each Term
9:07
Summing an Alternating Series with nCr (Combinations) in each Term
15:57
Vandermonde's Identity for Simplifying Sums of nCr x nCr Combinations
8:13
Exam Time Saver - Summing Instantaneously an nCr Series where (n-r) is constant
4:16
Must Know (and Simple) Trick for Summing 'a^r x nCr' Series
10:56
How to Sum Series with Terms (ar^2+br+c) x nCr
10:59
How to Solve Basic Double Summation Questions
8:22
Solving Double Summation Questions with 'i x j' as a Term
13:03
How to Solve Double Summation Questions with Dependent Indices
8:37
Cool Proof Using Double Summation that (Sum of n^3) = (Sum of n)^2
12:16
Quick Method to Solve Double Summation with (nCi x iCj) as a Term
9:19
How to Answer 'Fundamental Theorem of Calculus' Exam Questions
8:01
More 'Fundamental Theorem of Calculus' Exam Questions
9:22
Oh Goody ! Even More 'Fundamental Theorem of Calculus' Exam Questions Answered
13:48
How to Solve First Order Homogeneous Differential Equations
6:06
Great Trick to Quickly Solve Certain Types of First Order Differential Equations
9:23
How to Solve a 'Nearly' Homogeneous Differential Equation
6:28
How to Solve First Order non-Homogeneous Differential Equations of the form dy/dx+f(x)y=g(x)
11:02
Recognising ALL Forms of dy/dx+f(x)y=g(x) - Great Exam Revision
Solving Differential Equations Involving the Fundamental Theorem of Calculus
14:30
Dealing with e^y in First Order Differential Equations
15:26
Ten Increasingly Scary MUST KNOW Integrating Factors
Great Olympiad Trick - No need find f(x) to solve this.
8:42
Solving a Functional Equation Involving [f(x)]^2
Finding f(x) Given g(x) and the Composite Function f(g(x))
15:11
How to Use the Chain Rule on Compositions of Multiple Functions
13:38
Injective (one to one) and Surjective (onto) Functions Review
17:53
Counting Number of Possible Functions Given Constraints
17:07
Counting Possible INJECTIVE (one-to-one) Functions Given Constraints
8:23
Counting Possible BIJECTIVE Functions Given Constraints
14:02
Counting Possible SURJECTIVE (onto) Functions Given Constraints
7:05
Pleasing Method to Solve Functional Equation f(3x) - f(x) = x
3:59
How to Solve a Logarithmic Equation with Different Bases
11:41
Finding the Domain of a Function Consisting of Multiple Functions
3:56
Distributing IDENTICAL Objects between DISTINCT Recipients with Lower Limit Constraint
12:29
Dealing with Powers of Roots of Quadratic Equations
7:28
Distributing IDENTICAL Objects between DISTINCT Recipients with Upper and Lower Limit Constraints
3:24
Counting non-Negative Integer Solutions to x + y + z = 21 with Constraints
7:58
Changing Base of Powers and Logs to Simplify a Tricky Expression
5:54
Distributing IDENTICAL Objects between IDENTICAL Containers
9:14
Distributing DISTINCT Objects between IDENTICAL Boxes
5:05
Distributing DISTINCT Objects between DISTINCT Recipients
0:54
Useful Trick for Solving Square Root under Square Roots #squareroot #mathsolympiad #mathstricks
8:09
Using Well Known Trig and Log Limits to Find more Complex Limits
0:58
Evaluating a Limit with Conjugates #limits #mathsolympiad #conjugate
8:43
Simplifying a Logic Statement Containing Nested Implications
0:59
Simplifying a Negation of a Logic Statement #jeemains #logicalreasoning #mathematics
4:09
How To Use Logic and/or Sets to Simplify a Logic Statement
0:53
Using a Truth Table to Prove a Tautology #logicalreasoning #truthtable #tautology #maths
1:00
Converting Language Statements to Logic Statements #logicalreasoning #maths #logic
0:56
Can You Correctly Count the Number of Possible Integers? #maths #jeemains #counting #permutations
0:51
Arranging People in a Circle Given a Constraint #maths #jeemains #counting #permutations
How Many Three Digit Numbers Contain a Twice Repeated Digit? #maths #jeemains #counting
0:43
What is the Domain of this Arcsin Composite Function? #domainandrange #compositefunction #maths
What is the Domain of this Logarithmic Function? #domain #compositefunction #maths
5:26
Finding the Square Root of a Complex Number to Solve a Quadratic Equation with Complex Coefficients
5:29
Inequality Trap for the Unwary
4:24
Summing By Inspection a Series with nth term n(n+1)(n+2)(n+k)
6:27
How to Solve 'Exact' First Order Differential Equations
11:04
Solving 'Exact' First Order Differential Equations When One Integral is Much Tougher than the Other
8:55
How to Solve 'Non-Exact' First Order Differential Equations
Can You Simplify this Log with an Unusual Base? #logarithms #maths
4:06
How to Solve a Bernoulli Differential Equation
2:39
Can You Find the Area of the Circle Given Almost Zero Information
How Many Ways Could Sunrisers Have Scored 277? #sunrisershyderabad #permutations #maths #t20cricket
14:15
Transformations Reviewer: Reflections, Translations and Stretches
7:38
Show that all Rays Reaching a Parabolic Mirror from Space Reflect onto its Focus
9:06
How to Transform a Rectangular Hyperbola
11:55
How to Calculate a Homogeneous Transformation Matrix
0:55
Which Sequence of Transformations Solves this Puzzle? #transformations #mathstricks #mathshorts
0:47
An Interesting Inverse Matrix Teaser #matrices #mathshorts #inverseofmatrix
0:34
Disentangling a Log of a Log of a Log #logarithms #maths
7:34
Determinants of Transpose and Inverse of Matrices
12:11
Three Modular Exponentiation Methods for Exponent Towers Explained
4:33
How To Evaluate a 3x3 Determinant
Calculate Bert's Age Word Problem #mathsshorts #mathstricks #wordproblems
Simplifying a Determinant by Taking out Factors #determinants #3x3matrix #matrices
10:45
Determinant of the Adjoint of a Matrix
12:31
Useful Trick To Solve 'Infinitely Many Solutions' to System of Equations Questions
0:52
Changing the Order of Integration of Double Integrals #doubleintegrals #integrals #maths
8:28
How to Find the Average Value of a Function z=f(x,y) Over a Region Using a Double Integral
5:56
Using a Scalar Line Integral to Find the Area of a Vertical Fence along a Curve
0:57
Swimming Pool Pump and Drain Word Problem #mathsshorts #mathstricks #wordproblems
Trick to Sum this Series of Squares Quickly without a Calculator ? #mathstricks #maths
9:08
Scalar Line Integrals and 'Wire/Spring' Questions
Parameterisation of a Line Segment #lineintegrals #maths
7:00
Line Integrals With Respect to dx, dy, and dz
Who Won the Tiddlywinks Competition? #mathsshorts #mathstricks #wordproblems
12:09
Vector Line Integrals and Work Done
Find the Triangular Area in Blue between the Square and Rhombus #maths #areas #rhombus
Angle Between Hour and Minute Hand Word Problem #mathsshorts #mathstricks #wordproblems
17:31
How to do Double Integrals using Polar Coordinates
14:41
Three Methods to Find the Area of an Ellipse (and One Method that Doesn't Work)
Find the Blue Shaded Area between the Ellipse and the Circles #maths #areas #ellipse
Probabilities When Throwing Six Dice #mathsshorts #mathstricks #probability
'I Think of a Number...' Word Problem #mathsshorts #mathstricks #wordproblems
Two Heads Coin Toss Problem #mathsshorts #mathstricks #wordproblems #probability #cointoss
Which is More Likely - Rolling 6 then 6 or 6 then 5? #mathsshorts #wordproblems #probability
Rolling Two Consecutive Sixes With One Dice #mathsshorts #mathstricks #probability #dice
16:18
Absorbing Markov Chains, Total Probabilities and Recursion
22:10
Absorbing Markov Chains Solved with Transition and Solution Matrices
9:28
Finding all Real and Complex Solutions of a Trigonometric Equation
12:36
Understanding Complex Solutions of cos (θ) = a
10:23
Understanding Complex Solutions of sin (θ) = a
10:43
Investigating Trigonometric Identities with Complex Numbers
Differentiating Trigonometric Identities Cos z and Sin z for Complex z
8:57
Three Questions on Complex Differentiation and the Cauchy-Riemann Equations
6:55
Finding the Harmonic Conjugates of a Complex Differentiable Function
12:45
Integrating Complex Valued Functions of a Real Variable
6:34
GMAT / GRE 'Work' Word Problem with a Twist
14:53
Complex Line Integrals and the Fundamental Theorem of Calculus
Calculating Facebook Followers #mathsshorts #mathstricks #wordproblems
How Many Games Played on Games Night? #mathsshorts #wordproblems
Can You Solve This 'Fractions' Power Tower? #powerrule #exponents #maths
Can You Correctly Evaluate this Composite Function? #compositefunction #maths
13:28
How to Solve Coin Toss Problems Using Markov Chains
Can You Evaluate this Nested Composite Function? #compositefunction #maths
How Many Students Liked History (Venn Diagram Problem)? #mathsshorts #wordproblems
0:48
Probability of False Positive - Many get this Wrong #mathsshorts #wordproblems
How Many Sets of Positive Integers satisfy xyz=360? #maths #counting #permutations
Can You Solve this Tricky Word Problem? #mathsshorts #wordproblems
Reconciling Two Seemingly Completely Different Lambert W Solutions
How to Solve an Exponential Equation with the Lambert W Function
Finding ALL Solutions with the Lambert W Function
3:39
Avoiding Extraneous Solutions with the Lambert W Function
Lambert W Fun Solving an Exponential Equation #maths #lambertwfunction
0:50
Can You Find the Numbers Given their Mean, Mode, Median and Range #mean #mode #median #range #maths
0:49
Is There Enough Information to Solve This? Yes #mathsshorts #mathstricks #wordproblems
Average Age at a Competition Teaser #mathsshorts #mathstricks #wordproblems
How to Solve a Square Root under Square Root under Square Root #squareroots #maths
17:08
Connecting Definite Integrals, Limits to Infinity of Sums and Riemann Sums
What is the Expected Number of Throws to Finish the Game? #mathsshorts #mathstricks #probability
0:38
Can You Correctly Count the Number of Possible Arrangements? #maths #counting #permutations
Can You Solve This 'Sum of Powers? #powerrule #exponents #maths
