c²=a²+b²,
c²=2²+5²
c²=4+25
c²=29
c=√29
c=5.4(1dp)
s=5.4(1dp)
When a marble is selected four times in a row with replacement, X is the number of marbles that are not green.
When a marble is selected three times in a row with replacement, X is the number of green marbles.
The variable X has a binomial distribution. P(success)=0.5; number of trials = 5 true
Answer:
The principal, real, root of:
9–√494
=1.73205081
All roots:
1.732050811.73205081
1.73205081i1.73205081i
−1.73205081−1.73205081
−1.73205081i−1.73205081i
Happy V-day.
Thanks, turtleman.
ab=3a+2b+c
ab-3a=2b+c
a(b-3)=2b+c
a=2b+c/b-3
Thanks for helping.
thanks for helping.
sure.