a-) y = f(x) = – 0,0024 . x 2 + 0,24 . x = 0
x . (– 0,0024. x + 0,24) = 0
=> x = 100 is found.
b-)
ANSWER
y = f(x) = – 0,0024 . x 2 + 0,24 . x & y = f(50) = – 0,0024 . (50) 2 + 0,24 . 50 => y = 6 km is
found.
c-) The gap that helicopter's rise is [0,50] as it is seen in the graphic.
d-) The gap that helicopter's descend is [50,100].
Ersel G.
Babaeski Şehit Ersan Yenici Anatolian High School