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Nikhil verma

· started a discussion

· 1 Months ago

alpha * beeta=1/ab kaise?? (Question: 275703.0 )

alpha* beeta= -1/9 ??????????

Question:

If  α    and  β    be the roots of equation ax2 + bx + c = 0 where a  ≠    0. If a, b, c are in AP and  1α+1β=4   , then find the ( α    –  β   ).

Options:
A)

±2139    

B)

±3139    

C)

±4139    

D)

±6139    

Solution:

Ans: (a)

  

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
There is a slight mistake in the image, we will fix it.

Thanks and Regards.
Team TR

Nikhil verma

· commented

· 1 Months ago

done. sorry
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