Answer:
Percent of decrease in the value is 40%.
Step-by-step explanation:
Let's find the value of y when t=1 and t=2 because need to find the decrease by percent of t increases by 1 unit.
When t=1
y=
=0.6
When t=2
y=
=0.36
Percent of decrease = 100 % -
% = 100% -60% =40%
Answer: (6, -1)
Step-by-step explanation:
Plug each pair in:
3(6)+7(-1)=11
11=11
True, so the first pair works.
Answer:
C option is correct.
t = 8 +- √
1−
4
d
Step-by-step explanation:
d=−16t^2 +4t
t= (1+
√
1−
4
d) / 8
t
=
(1
−
√
1
−
4
d ) / 8
I hoped this helped or something