A parallelogram is a rhombus- Always, Sometimes, or Never?

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

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

Solve for x. −3/4(x+2)=6 enter your answer in the box