Answer:
Step-by-step explanation:
eq. of directrix is y-1=0
let (x,y) be any point the parabola.
then\sqrt{ (x-6)^2+(y-2)^2}=\frac{y-1}{(-1)*2}
squaring
x²-12x+36+y²-4y+4=y²-2y+1
x²-12 x+40-1=4y-2y
2y=x²-12x+39=x²-12x+36+3
(x-6)²=2y-3
It will take him 120 mins as he runs 8 minute miles
Answer:
hey it's you again. daniel
Answer:
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Step-by-step explanation:
Answer:
the bottom one
Step-by-step explanation:
They are both the same ab and bc but im not entirely sure
