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Ex 12.2, 1 - Chapter 12 Class 11 Limits and Derivatives
Last updated at Dec. 16, 2024 by Teachoo
Derivatives by 1st principle - At a point
Chapter 12 Class 11 Limits and Derivatives
Concept wise
- Limits - Definition
- Limits - 0/0 form
- Limits - x^n formula
- Limits - Of Trignometric functions
- Limits - Limit exists
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Derivatives by 1st principle - At a point
- Derivatives by 1st principle - At a general point
- Derivatives by formula - x^n formula
- Derivatives by formula - sin & cos
- Derivatives by formula - other trignometric
Transcript
Ex 12.2, 1 Find the derivative of 𝑥2 – 2 at 𝑥=10. Let f (x) = 𝑥2 – 2 f’(x) = 𝑑( 𝑥2 − 2)𝑑𝑥 = 2𝑥 – 0 = 2𝑥 So, f’(𝑥) = 2𝑥 f’(10) = 2 × 10 = 20
