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SJMathTube Your online math classroom for school, college, international curriculum and engineering. Choose your level and start learning. KS3 Year...

Trigonometry Formulae

TRIGONOMETRY FORMULAE (SJMATHTUBE — Exam-ready reference sheet) 1. Right-angled Triangle & Notation Setup Consider a right-angled triangle with an acute...

Derivative Techniques 1

Differentiation Techniques

DERIVATIVES OF STANDARD FUNCTIONS In calculus, we work with constants and variables. Constants: a, b, c, …, l, m, n...

FIRST PRINCIPLE METHOD – PROBLEMS

Problems ✋ DERIVATIVE BY FIRST PRINCIPLES Pick One ( y = x^{2} ) ( y = x^{3} ) ( y...

Derivative from First Principles (Ab-initio)

Logic behind First Principle Method Since you already know that the gradient of a straight line joining two points is...

THE MOVING TANGENT (Derivatives)

All About Derivatives From Newton’s Vision to Modern Visualization Back in the 1600s, Isaac Newton didn’t have computers or graphing...