Ex 13.2, 1 - Find derivative of x2 - 2 at x = 10 - Chapter 13 - Derivatives by 1st principle - At a point

  1. Chapter 13 Class 11 Limits and Derivatives
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Ex 13.2, 1 Find the derivative of đ‘„ï·ź2 ï·Żâ€“ 2 at đ‘„=10. Let f (x) = đ‘„ï·ź2 ï·Żâ€“ 2 f’(x) = 𝑑( đ‘„ï·ź2ï·Ż − 2)ï·źđ‘‘đ‘„ï·Ż = 2đ‘„ – 0 = 2đ‘„ So, f’(đ‘„) = 2đ‘„ f’(10) = 2 × 10 = 20

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