Solve 7(x-6)<4(2x-1)

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Ined this is due tomorrow and i dont know the answer can you find all the exponents

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k