What is the perimeter of the square below ?
5 inches

What is a rational number between 9.5 and 9.7

Solve the equation x/4 - 5= -8 -27 -12 -7 12

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