Evaluate: (4 + 6 • 3) + 3

Plz which expression is equivalent to the expression below?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

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