is an irrational number ⇒ answer B
Step-by-step explanation:
Let us explain the meaning of:
- A rational number is a number that can be written as a fraction
- An irrational number is a number that cannot be expressed as a fraction
Examples:
Rational numbers : 10 ,
, 0.333
Irrational numbers : π , √8 , ∛25 , (2 + √5) , 
∵ 
∵ 3 is a rational number
∴
is a rational number
∵ 
∵ There is no square root of 8
∴
is an irrational number
∵ 0.3333 can be expressed as 
∴ 0.3333 is a rational number
∵
is a fraction
∵ All fractions are rational numbers
∴
is a rational number
is an irrational number
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Answer:
Probability of event E = (4/10) = 0.40
Step-by-step explanation:
Note that n(E) is the number of outcomes in E
n(S) is the number of outcomes in S
And with each outcome having equal likelihood of occurring,
SetS = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}.
n(S) = 10
Event E = {1, 4, 7, 9}.
n(E) = 4
Probability of event E = n(E)/n(S)
Probability of event E = (4/10) = 0.40
Hope this Helps!!
Answer:
Step-by-step explanation:
Answer: D. segment
Step-by-step explanation: c