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HELPPP PLEASEEE P(A) = 1/2 P(B) = 1/3 P(AnB)= 1/4 What is the value of P(A or B)

HELPPP PLEASEEE P(A) = 1/2 P(B) = 1/3 P(AnB)= 1/4 What is the value of P(A or B)
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3 votes
HELPPP PLEASEEE

P(A) = 1/2
P(B) = 1/3
P(AnB)= 1/4

What is the value of P(A or B)

HELPPP PLEASEEE P(A) = 1/2 P(B) = 1/3 P(AnB)= 1/4 What is the value of P(A or B)-example-1
User Jalmarez
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8.1k points

1 Answer

7 votes


P(A) ~~ OR ~~ P(B)\implies P(A) ~~ + ~~ P(B)\implies \cfrac{1}{2}~~ + ~~\cfrac{1}{3} \\\\\\ \cfrac{(3)(1)~~ + ~~(2)(1)}{\underset{\textit{using this LCD}}{6}}\implies \cfrac{3+2}{6}\implies \boxed{\cfrac{5}{6}}

User Xeun
by
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