Quadratic Equation and Inequalities Part 1

Section: Mathematics

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Question : 38 of 100

Marks: +1, -0

Let α=

−1+i√3

2

. If a=(1+α)‌

100

∑

k=0

α2k and b=

100

∑

k=0

α3k , then a and b are the roots of the quadratic equation :

[8 Jan 2020 Shift 2]

x2−102x+101=0
x2+101x+100=0
x2−101x+100=0
x2+102x+101=0

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