Mr. Irabor Ibhafidon | I²–MATHS Academy
Factorisation Method Made Easy | Solve Quadratic Equations Fast | WAEC, NECO & JAMB
10:33
Mr. Irabor Ibhafidon | I²–MATHS Academy
How to Use the General Quadratic Formula | Solve Any Quadratic Equation Easily
8:23
Mr. Irabor Ibhafidon | I²–MATHS Academy
Completing the Square Made Easy | Solve Quadratic Equations Step-by-Step
8:56
Mr. Irabor Ibhafidon | I²–MATHS Academy
Deriving the Quadratic Equation Using Completing the Square – i²-Maths
13:31
Mr. Irabor Ibhafidon | I²–MATHS Academy
Differentiate y = (ln x)^(ln x), find dy/dx
3:46
Mr. Irabor Ibhafidon | I²–MATHS Academy
Solve 9^(2x+1) = 81^(x-2) / 3^x, find x
2:52
Mr. Irabor Ibhafidon | I²–MATHS Academy
Differentiate y = xˣ | Find dy/dx Using Logarithmic Differentiation
3:24
Mr. Irabor Ibhafidon | I²–MATHS Academy
Make n the Subject of the Formula | S = n/2{2a + (n−1)d} (Easy Steps)
6:53
Mr. Irabor Ibhafidon | I²–MATHS Academy
Make t the Subject of the Formula | s = ut + ½at² (Easy Method)
5:35
Mr. Irabor Ibhafidon | I²–MATHS Academy
Complete Bearing Lesson | WAEC,, IGCSE & IB A-Level | 3 Solved Exam Questions Explained Step-by-Step
42:55
Mr. Irabor Ibhafidon | I²–MATHS Academy
Complementary Angles Explained | sinθ = cos(90° – θ)
5:40
Mr. Irabor Ibhafidon | I²–MATHS Academy
Linear & Quadratic Equations Solved | 3 Worked Examples for WAEC/NECO/JAMB
21:59
Mr. Irabor Ibhafidon | I²–MATHS Academy
Mastering Compound Angles in Trigonometry | Sine, Cosine & Tangent Formulas Made Easy
14:23
Mr. Irabor Ibhafidon | I²–MATHS Academy
How to Derive Trigonometric Ratios of 45° (No Memorisation)
8:17
Mr. Irabor Ibhafidon | I²–MATHS Academy
Special Angles Explained | Derivation of 30° and 60° Trigonometric Ratios
18:23
Mr. Irabor Ibhafidon | I²–MATHS Academy
👉 Solve Logarithm Question | Step-by-Step Explanation
8:08
Mr. Irabor Ibhafidon | I²–MATHS Academy
How to Solve Tens & Units Digit Word Problems Using Simultaneous Equations
26:51
Mr. Irabor Ibhafidon | I²–MATHS Academy
Solve 3-Variable Simultaneous Equations Using Cramer’s Rule | Step-by-Step Determinants
19:59
Mr. Irabor Ibhafidon | I²–MATHS Academy
Solve 3-Variable Simultaneous Equations Using the Inverse Matrix Method | Fast & Clear Explanation
31:40
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method for Differentiating Euler Functions | Quick Calculus Trick
5:12
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method for Differentiating Exponential Functions | Quick Calculus Trick
4:32
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method for Differentiating Monomial Functions | Power Rule Trick
7:00
Mr. Irabor Ibhafidon | I²–MATHS Academy
Matrix Multiplication for Students | SSCE, UTME & University Level
18:37
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method for Differentiating Logarithmic Functions | Quick Calculus Trick
5:17
Mr. Irabor Ibhafidon | I²–MATHS Academy
Determinant Made Easy | Cofactor Expansion & Sarrus’ Method Explained Step-by-Step
15:40
Mr. Irabor Ibhafidon | I²–MATHS Academy
Substitution Method Made Easy | Solve Simultaneous Equations Fast (SS2 Maths Lesson)
12:47
Mr. Irabor Ibhafidon | I²–MATHS Academy
Application of Cosine Rule to Bearings and Distance | Solve Tricky Bearing Problems Easily
18:16
Mr. Irabor Ibhafidon | I²–MATHS Academy
Cosine Rule Made Easy | Fast Method to Solve Triangle Problems in WAEC, NECO & JAMB
19:03
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method to Differentiate Euler Functions | Quick Differentiation Trick for Exams
4:41
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration of dx/(a + bsinx + ccosx) | Smart Trigonometric Substitution Method
20:31
Mr. Irabor Ibhafidon | I²–MATHS Academy
How to Solve Integrals of the Form dx/(a + b sin²x + c cos²x) | Fast Method Explained
17:19
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration of dx/(4sin²x + 5cos²x) | Fast Trigonometric Method Explained
17:04
Mr. Irabor Ibhafidon | I²–MATHS Academy
Bernoulli’s Differential Equation Made Easy | Step-by-Step Solution with Examples
41:19
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC 2025 Question | Simplify √200 –
1:38
Mr. Irabor Ibhafidon | I²–MATHS Academy
NECO 2025 Question | Differentiate (3x – 2)² with Respect to x | Fast Metho
1:31
Mr. Irabor Ibhafidon | I²–MATHS Academy
Mastering the Sine Rule | Solving Two Triangles Completely (WAEC & NECO Standard
30:01
Mr. Irabor Ibhafidon | I²–MATHS Academy
NECO 2025 Question 8 | Simplify (15 + √5) / (4 + √5) | Fast Method
3:29
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC 2025 Mathematics | Solve sin(x − 46°) = cos 62° | Trigonometry Made Easy | i²-Maths Academy
2:18
Mr. Irabor Ibhafidon | I²–MATHS Academy
Shortcut to Integration of sin 4x | Fast Method You Should Know | i²-Maths Academy
1:11
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method of Integration of Functions of Functions Shortcut Using Substitution | WAEC, NECO & JAMB
1:19
Mr. Irabor Ibhafidon | I²–MATHS Academy
Fast Method of Differentiating Functions of Functions | Chain Rule Simplified for WAEC, NECO & JAMB
3:56
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC Bearing Question Explained | Finding the Reverse Bearing (G from F) | i²-Maths Academy
3:20
Mr. Irabor Ibhafidon | I²–MATHS Academy
Mastering Ordinary Differential Equations (ODE) | Integrating Factor Method with 5 Solved Examples
57:13
Mr. Irabor Ibhafidon | I²–MATHS Academy
Ordinary Differential Equations | Homogeneous Equation | 3 Solved + 2 Assignment Questions
43:30
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC Mathematics 2025 | How to Solve Simultaneous Equations Step by Step.
4:51
Mr. Irabor Ibhafidon | I²–MATHS Academy
"WAEC Mathematics: Solve log((1-√x)/√x) Base x = 0 Step by Step"
4:04
Mr. Irabor Ibhafidon | I²–MATHS Academy
First Order ODE | Solving Ordinary Differential Equations using Direct Integration Method
21:31
Mr. Irabor Ibhafidon | I²–MATHS Academy
Arithmetic Progression (AP) | nth Term & Sum of the First n Terms Explained
19:58
Mr. Irabor Ibhafidon | I²–MATHS Academy
Ordinary Differential Equations | Separation of Variables | 4 Solved Examples
49:56
Mr. Irabor Ibhafidon | I²–MATHS Academy
"WAEC & NECO Maths | Gradient of a Straight Line from Equation & Two Points"
8:03
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC 2025 Maths: Age Word Problem (Emeka & Bimbo’s Present Age
7:51
Mr. Irabor Ibhafidon | I²–MATHS Academy
WAEC Mathematics | Finding the Value of x that Makes an Expression Undefined
2:43
Mr. Irabor Ibhafidon | I²–MATHS Academy
👉 Solve Logarithm Question | Step-by-Step Explanation
5:01
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration Using Trigonometric Substitution 1. | Step-by-Step Guide
21:55
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration Using Trigonometric Substitution (sin) | Step-by-Step Guide
7:06
Mr. Irabor Ibhafidon | I²–MATHS Academy
👉 Solve ∫ x tan²(x) dx | Integration by Parts Example
8:50
Mr. Irabor Ibhafidon | I²–MATHS Academy
Mastering Logarithms | Simplified Math Lesson for High School & International Students
27:34
Mr. Irabor Ibhafidon | I²–MATHS Academy
Quintic Equation | Solving 5th Degree Polynomial Step by Step
28:11
Mr. Irabor Ibhafidon | I²–MATHS Academy
Indices Made Easy | Laws of Indices Explained with Examples
31:36
Mr. Irabor Ibhafidon | I²–MATHS Academy
Quadratic Functions | Find Sum & Product of Roots Without Solving the Equation
11:12
Mr. Irabor Ibhafidon | I²–MATHS Academy
Comparing Logarithmic Differentiation and Product Rule Differentiation of Three Functions Explained
9:19
Mr. Irabor Ibhafidon | I²–MATHS Academy
Equations of Motion with Calculus | Full Mathematical Derivation + Solved Example | i²-Maths class
59:25
Mr. Irabor Ibhafidon | I²–MATHS Academy
Quotient Rule Example 2 | Differentiation Made Easy
7:00
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration by Parts | Full Derivation + One Solved Example | Calculus Made Easy
16:03
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration by Parts Example 2 | Euler’s Function × Trigonometric Function | Step-by-Step Solution
17:30
Mr. Irabor Ibhafidon | I²–MATHS Academy
Mastering the Quotient Rule | Differentiation Made Easy for International Students
11:36
Mr. Irabor Ibhafidon | I²–MATHS Academy
Integration of Functions | Numerator as Derivative of Denominator | i²-Maths
21:38
Mr. Irabor Ibhafidon | I²–MATHS Academy
Product Rule with Examples | Calculus Differentiation | i²-Maths
10:57
Mr. Irabor Ibhafidon | I²–MATHS Academy
Derivation of the Product Rule with Examples | Calculus Differentiation | i²-Maths
9:40
Mr. Irabor Ibhafidon | I²–MATHS Academy
Derivation of Standard Derivatives of Inverse Trigonometric & Inverse Hyperbolic Functions | Steps
26:23
Mr. Irabor Ibhafidon | I²–MATHS Academy
Inverse Trigonometric & Inverse Hyperbolic Differentiation | Step-by-Step Tutorial
22:26
Mr. Irabor Ibhafidon | I²–MATHS Academy
"Implicit Differentiation – Example 2 | Step by Step Solution"
11:53
Mr. Irabor Ibhafidon | I²–MATHS Academy
"Equations of Tangent and Normal to a Curve | IB & A-Level Calculus
15:41
Mr. Irabor Ibhafidon | I²–MATHS Academy
"Implicit Differentiation | A-Level, IB HL, AP Calculus | Step by Step Tutorial"
12:13