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Q.

The zeroes of the quadratic polynomial t 2 −15   are:
 


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a

± 15  

b

± 12  

c

± 17  

d

± 13    

answer is A.

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Detailed Solution

Given a polynomial t 2 −15  .
Simply equating with zero and finding the value of t,
t 2 −15=0    t 2 =15  
t=± 15   are the two zeros of given polynomial.
Hence, option 1 is correct.
 
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