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Solution


Q.

A graph of a cubic polynomial is plotted on a graph paper.


Based on the given information, answer the following questions:

 

(i) What is the sum of the zeros of the polynomial
1 -3  
2 -2  
3 -0  
4 1  

Ans.

(3)

Zeros are the points where the graph cuts the x-axis, so from the graph, zeros are -5, 0 and 2.
∴ Sum of zeros = -3