Help me fast and i brainliest. The equation of a parabola with a vertex as the origin is y2=−4px. If 4p=12, what is the equation of the directrix?(1 point)

y=−3

x=3

y=3

x=−3

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}