PLZ HELP Which is the equation of a hyperbola with directrices at x = ±3 and foci at (4, 0) and (−4, 0)?

x squared over 16 minus y squared over 4 equals 1
x squared over 12 minus y squared over 4 equals 1
y squared over 16 minus x squared over 4 equals 1
y squared over 12 minus x squared over 4 equals 1

y=mx+b is the final answer!   : )

answer: it's a

step-by-step explanation:

.19875994384

step-by-step explanation:

1699/ 8548

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.