Answer:
I am not sure, ig it's D...
Term to be added is: + 121/4
t^2 + 11t + 121/4
(t + 11/2) (t + 11/2)
B
Because 2 sqrt5 is = to sqrt 20.
4^2=16, 6^2=36
Answer: FAT SONIC SAYS.... THE ANSWER IS 125
we are given
y varies directly with x
so, we can write equation as

where
k is a constant
now, we need to find k
we are given
y=3 when x=8
so, we can plug it and find k


now, we can plug it back

(A)
we have got equation as

for finding inverse , we can switch x and y

now, we can solve for y


............Answer
(B)
we have

we can plug x=4 and find y

................Answer