ICSE Class 9: Surds Videos | Rational & Irrational Numbers

• Simplify = 17root3 - 2 root 32-3 root 18 - 4root 48
• if a = 2-? 3 find the value of {a-1/a}³
• 2?5+3?2/2?-3?2
• (3?2-2) whole square
• math1
  
• Rationalize the denominator
• can u answer the question  
  
• Is √180 a surd or not?
• express 15 by 56 as a decimal correct to 4 decimal places
• rational and irational number between root 3 and root 5

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