Find the rule of Linear Mapping (Gradient method)

YOUTUBE LESSONS Raphofficial TOPICS °°°°°°°°°°° 1. Logarithm    • Logarithm (Evaluating Logs )_Applying inde...   2. Anti-log    • Anti-log & Index methods on the same quest...   3. Surd    • Surd (Simplifying)   4. Surd-Rationalisation    • Surd (Rationalising a Monomial Denominator)   5. Logarithm Equation    • Logarithm (Equation involving Logarithm)_A...   6. Indices    • INDICES ( Exponential equation )..pt 1   7. Indices (Simultaneous equation)    • INDICES/ EXPONENTIAL EQUATION (Simultaneou...   Or    • INDICES ( SIMULTANEOUS EQUATION )..pt 2   8. Statistics (Mean-Raw data)    • Mean of ungrouped data (SHS Mathematics)   (Assumed Mean)    • Assumed mean method (Finding the Mean)   (Mode)    • Mode (Raw data ). SHS Mathematics   Or    • Mode of a distribution (Ungrouped data)   (Median)    • Median (Raw data). SHS Mathematics   Standard deviation (Ungrouped data)    • Standard deviation (Ungrouped data)   Standard Deviation (Grouped Data)    • Standard Deviation (Grouped data)   9. Pythagorean theorem ( r² = x² + y² )    • Pythagorean theorem (Finding the missing v...   10. Difference Of Two Squares (a² - b²)    • Algebraic Expressions (Factorising Differe...   11. Trigonometric Ratios (SOH, CAH, TOA)    • Trigonometric Ratios -- Sine, Cosine & Tan...   12. Using trig. ratio to find Angles (SOH, CAH, TOA)    • Finding angle ( Trig. Ratios- SOH, CAH, TO...   13. Number bases & Modular Arithmetic (part 1)    • Number base & Modular Arithmetic (Differen...   14. Tables of Number bases & Modular Arithmetic (part 2)    • Tables of Number bases & Modular Arithmeti...   15. Expanding Squares of binomials (Quadratic expressions)    • Expanding Squares of binomials (with simpl...   16. Mensuration (Circle) ...a). Area of sector ...b). Arc length ...c). Perimeter of sector    • Mensuration (Area of sector, Arc length & ...   17. Topic: Mensuration(circle) How to find area of Segment    • Area of Segment (Mensuration-circle)   18. Common Fraction trick    • Common Fractions tricks pt 3. (Faster & ea...   19. Checking for linear and Exponential Mapping    • Checking for Linear and Exponential Mappin...   20. Rule of Linear Mapping    • Find the rule of Linear Mapping (Gradient ...   21. Direct Variation    • Direct Variation (SHS Core Mathematics)   22. Inverse Variation    • Indirect Variation (SHS Core Mathematics_E...   23. Partial Variation    • Partial Variation   24. Gradient/Slop (Given two points)    • Gradient/Slop ( passing through two points)   25. Back /Reverse Bearing (if angle is less 180⁰)    • Back Bearing/ Reverse Bearing...pt 1( if a...   And other lessons📊📚 Subscribe, like, comment and share Raphofficial