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2) The square root of the rational number which is not a perfect
square is not a rational number.
? For example : v?? , v?? , …………………………….
??
3) The cube root of the perfect cube rational number is a rational
number.
? For example: ?v? ?? , ?v? - ?????? , ………………………..
????
4) The cube root of the rational number which is not a perfect
cube is not a rational number.
? For example: ?v? ?? , ?v? - ???? , …………………………
????
Remarks
? ?? n ??\ = Ø
1ST TERM MATH-PREP.2
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