Let coefficient of x4 and x2 in the expansion of  is α and β then α – β is  equal to

12. If α and β are the roots of the equation 2x2 − x − 4 = 0. Find the equation whose roots are α − βα and β − αβ

If  α, β  are zeroes of  x2 − 6x + k , what is the value of  k  if  4α + 5β  =  32  ?Select an answerA–16B8C2D–8

If  α, β be two roots of the equation x2 + (24)1/4x + 61/2 = 0, then  α8 + β8 is equal to

If  α, β  are the roots of the quadratic equation  kx2 + 4x + 4  =  0 , then the value of  k  such that  α2 + β2  =  24  isSelect an answerA1B −23 C-1D 49

In the expansion of , the greatest coefficient is_____.