Questions on Algebra: Real numbers, Irrational numbers, etc answered by real tutors!

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Algebra: Real numbers, Irrational numbers, etc

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Question 235842: what is the real number between sqaure root of 50 and square root of 55?
Click here to see answer by josmiceli(3003)

Question 236989: What is a decimal between 1/4 and 1/3?
Click here to see answer by thrasherlax74(11)

Question 238188: Knowing that √2 is an irrational number, argue that √2/2 is also an irrational number.
Please help. Even just some ideas would be great. Thank you!
Click here to see answer by College Student(208)

Question 238194: Write each of the following square roots in the form a√b, where a and b are integers and b has the least value possible. For example, √180=6√5.
1. √360
2. √40
3. √240
Please, please help! Thank you.
Click here to see answer by solver91311(5072)

Question 238539: How do you simplify 2{[4(a-4)+18]-[3(3a-2)+5]}

Click here to see answer by user_dude2008(715)

Question 238843: Find the distance between the given numbers.
(a) 7/15 and -1/24
Click here to see answer by rfer(2688)

Question 238854: If Jessica only spent 20% instead of the 25% allotment for food in May of 2001, how much did she save?
Click here to see answer by checkley77(7035)

Question 239571: What is a rational number?
Click here to see answer by College Student(208)

Question 239796: 1.integer
_______=undefined
0

Click here to see answer by vleith(1977)

Question 239795: 1.integer
_______=undefined
0
2.what kind of integer is ZERO?
Click here to see answer by College Student(208)

Question 240280: the simplest form of ratio for 49:35
Click here to see answer by Alan3354(6059)

Question 239507: how would you begin to solve this problem 1+i over 1+2i + 1-i over 1-2i
Click here to see answer by Alan3354(6059)

Question 240889: prime factorization???
Click here to see answer by stanbon(26259)

Question 240882: what are the properties of real numbers
Click here to see answer by solver91311(5072)

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