Based on the pattern in the table, what is the value of a? A -64
B - 12
C 1/16
D 1/64

need help fast pls!​

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

Need on this geometry question. explain how you did it.

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