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All the values of  for which both roots of the equation  are greater than -2 but less than 4 lie in the interval

a)

b)

c)

d)


Question ID - 104094 | Toppr Answer

All the values of  for which both roots of the equation  are greater than -2 but less than 4 lie in the interval

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (b) -

(b)

According to the equation,

  and 

Now,

      ...(i)

     ...(ii)

   and    ...(iii)

And  

   and       ...(iv)

 From Eqs. (i), (ii), (iii) and (iv), we get  lie between  and 3



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