If a8=1/2 a2 and a11 - a4 =1 find a15

the distance from any point on the parabola to the focus is the exact same as the distance from that point to the directrix.

if you could provide answer choices that might allow me to answer the question easier if my above answer isn't an option! (:

my guess would be b and d, but i didn’t actually get out the pen and paper. lol

answer: 4 (:

step-by-step explanation:

the answer is a.

step-by-step explanation:

in three games of golf, alex shot two under par four times.