1. Number system
Exercise- 1f
1.Write the rationalising factor of the denominator in 1/(√2+√3)
Solution:-
2.Rationalise the denominator of each of the following.
Solution:-
Q. 11 11. if x=3+2√2, check whether x+(1/x) is rational or irrational
Solution:-
12. if x=2-√3, find the value of (x-1/x)^3
Solution:-
13. If x=9-4√5, find the value of x^2+(1/x^2)
Solution:-
14. if x=(5-√21)/2 , find the value of x+(1/x)
Solution:-
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