Answer:
yes
Step-by-step explanation:
y=-16r^2+63r+4
maximum value of y :
y'=0
-32r +63=0
r= 63/32
y = -16(63/32)²+63(63/32)+4
= -4 + 124 + 4 = 124 ft
124 > 68
the Arrow can pass over the tree
Answer:
neither do I'm stuck on that one
<h2>
Answer:The graph of

is the graph of

compressed vertically.</h2>
Step-by-step explanation:
Given that
and 
is always positive because
is always positive.
is always positive because
is always positive.
So,both are always positive.
So,there is no flipping over x-axis.
In
,the height of a point at
is 
In
,the height of a point at
is 
So,height of any point has less height in
than 
So,the graph of
is the graph of
compressed vertically.