Answer:
k=8
Step-by-step explanation:
yes
Answer:
58.333333 percent
Step-by-step explanation:
58 percent
I took 42 divided by 72 times 100
Answer:
infinite
Step-by-step explanation:
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