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▶️ 00:19 What is a function? ▶️ 02:13 What is an affine function (1st degree function)? ▶️ 05:05 Numerical value of the function. ▶️ 07:18 Root or zero of the function. ▶️ 09:58 The graph of the affine function. ▶️ 14:59 How to build the graph. ▶️ 11:24 When the affine function is increasing, decreasing or constant. ▶️ 19:28 How to find the formula f(x)= ax + b from the graph. ▶️ 22:32 Analysis of the sign of the affine function. Collaborate with the teacher: pix: [email protected] https://colaborecomoprof.blogspot.com/ ⚡️ Quadratic function (2nd degree): • QUADRATIC FUNCTION or 2nd degree function...