Answer:
4.5
Step-by-step explanation:
3 x 3 divided by 2
Work Shown:
P(A or B) = P(A) + P(B)
P(A or B) = 0.47 + 0.30
P(A or B) = 0.77
Notes:
(5-i)
(5-4i)
(-12i^2+2i+2)
(6i^2-2i)