A ball is thrown in the air so that t seconds after it is thrown, its height h metre above its...
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This video explains a CBSE
This video explains a CBSE Class X, Case Study Based Question from "Polynomials" Chapter.
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A ball is thrown in the air so that t seconds after it is thrown, its height h metre above its starting point is given by the polynomial h = 25t – 5t².
Observe the graph of the polynomial and answer the following questions :
(i) Write zeroes of the given polynomial. (1m)
(ii) Find the maximum height achieved by ball. (1m)
(iii) (a) After throwing upward, how much time did the ball
take to reach to the height of 30 m? (2m)
OR
(iii) (b) Find the two different values of t when the height of
the ball was 20 m. (2m)
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NOTE : The question is referred from NCERT CBSE Class X Question Papers for Examination 2024, Mathematics Standard, Q.P. Code : 30/2/1 for educational purpose only.
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