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Question

The value of a99 is equal to ?

A
298
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B
299
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C
299
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D
None
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Solution

The correct option is C 299

a0+a1x+a2x2++a99x99+x100=0

has roots99C0,99C1,99C299C99

Sox100+a99x99+a98x98++a2x2+a1x+a0=0

Sum of roots in an equation=a991Soa9C0+99C1+99C991

299=a99


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