SOLUTION: From the set A={3, 2 √ ;23 √ ;9 √ ;7 √ },a number is selected at random. Find the probability that is a rational number

Algebra.Com
Question 862611: From the set A={3,
2 √ ;23 √ ;9 √ ;7 √
},a number is selected at random. Find the probability that is a rational number

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
It looks like the set has 5 total numbers, 1 rational, 4 irrational.


RELATED QUESTIONS

PLEASE PLEASE PLEASE PLEASE PLEASE HELP ME. √(2)[√(4y) - √(18)]... (answered by stanbon)
Rationalize the denominator (√ 7)/(√ 3+2) I got as far as (√... (answered by Fombitz,Alan3354,Edwin McCravy)
What is the value of j in the equation √ j + √ j + 14 = 3√ j +... (answered by srinivas.g,MathLover1)
Given that √({{{ b/a }}} √ {{{ b/a }}} √ {{{ b/a }}}) = {{{ (b/a)^x }}} (answered by josgarithmetic)
which choice is equivalent to the fraction below when x>or equal to 2? 4/√... (answered by jsmallt9)
Rationalize the denominator of the expression. Assume that all variables are postive when (answered by rapaljer)
(√a- √b)/(√a+ √b) This is in fraction form.... (answered by oscargut)
Please help me by rationalizing the denominator: √u - √a over √u +... (answered by Fombitz)
I don't know how to do this. Determine the values for the variable that will make... (answered by stanbon)