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Question

The List II gives polynomial (quadratic) for the zeroes given in the List I, match them correctly.

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Solution

x225=0
x252=0
(x+5)(x5)=0
x=5 and x=5
Hence, D 1.
x2+2x15=0
(x3)(x+5)=0
x=3 or x=5
Hence, A 2.
x2+(809)x1=0
(x+9)(x19)=0
x=9 and x=19
Hence, C 3.
x210x+21=0
(x3)(x7)=0
x=3 and x=7
Hence, B4.

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