Math, asked by dipadipa079, 3 months ago

Lachmi asked the coolie, " Are the trains very crowded on these lines?" ( Change the narration)​

Answers

Answered by aradhyaasingh16
7

Answer:

lady lal told to coolie, "the trains were very crowded on those lines"

Hope it helps u mate.......

Answered by ojaswiverma97
5

Answer:

Given that the zeros of the quadratic polynomial ax

2

+bx+c,c

=0 are equal.

=> Value of the discriminant(D) has to be zero.

=>b

2

−4ac=0

=>b

2

=4ac

Since. L.H.S b

2

cannot be negative, thus, R.H.S. can also be never negative.

Therefore, a and c must be of the same sign.

:)

Similar questions