Find the square root of 7250 by prime factorisation.

Pls! does anybody know a shortcut for answering these types of questions in the future?

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

Rationalize the denominator- 12x/√x-10