Elitmus Exam Numerical Ability Quadratic Equations

)Given a quadratic equation ax^2+bx+c=0, and X1, X2 are two distinct roots and |X1|=|X2|, then which of the following is always correct
a) |b|

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Elitmus Other Question

The interior angle of an octagon ABCDEFGH are in AP.if the largest and second largest hav an avg of 153, find the avg of the least two?
A)117
B)131
C)141
D)cant be determined
ome Students are arranged equidistantly in circular order and numbered 1,2,3…. . It is observed that 12 is opposite to 40. There are 10 girls more than boys. How many maximum number of boys can be opposite to girls??
a) 15 b)23 c)24 d)28