Question 38 (i) [Case Based] - CBSE Class 12 Sample Paper for 2024 Boards - Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

Last updated at August 14, 2026 by Teachoo

Read the following passage and answer the questions given below:

The relation between the height of the plant ( ‘y’ in cm) with respect to its exposure to the sunlight is governed by the following equation y=4x-1/2 x^2, where ' x ' is the number of days exposed to the sunlight, for x≤3.

(i)Find the rate of growth of the plant with respect to the number of days exposed to the sunlight

[Case Based] The relation between the height of the plant (y in cm) - CBSE Class 12 Sample Paper for 2024 Boards

part 2 - Question 38 (i) [Case Based] - CBSE Class 12 Sample Paper for 2024 Boards - Solutions of Sample Papers and Past Year Papers - for Class 12 Boards - Class 12

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Transcript

Given 𝑦=4𝑥−1/2 𝑥^2 Rate of growth of plant with respect to sunlight = 𝒅𝒚/𝒅𝒙 = d(4𝑥 − 1/2 𝑥^2 )/𝑑𝑥 = 4 − 1/2 × 2𝑥 = 4 – 𝒙

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