Answer:
x∈{-7√2, 7√2}
Step-by-step explanation:

Answer:
Step-by-step explanation:
We observe a vertical shift.
The shift is negative by 3 units.
<u>The rule for this translation is:</u>
7/9-1/3 or 7/9-3/9= 4/9 is the answer
Answer:
Step-by-step explanation:
Total = 50
Males = 20
Females = 30
a) P(exactly 1 female) = P(1 female , 2 male)
(30C1 * 20C2) / (50C3) = 30*190/19,600 = 0.2908
b) P(at least 2 males) = 1 - (P(0 males) + P(1 males))
= 1 - 30C3 * 20C0/50C3 - 30C2 * 20C1/50C3
= 1 - 4060*1/19,600 - 435*20/19,600 = 6840/19600 = 0.3489