On simplifying (√5+√3)( √5-√3) we get *
2√15
16
√2
2
10. ( 3√5-5√5+2√5) is *
an irrational number
a rational number
both irrational and rational number
None of the above
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On simplifying (√5+√3)( √5-√3) we get *
2√15
16
√2
2
10. ( 3√5-5√5+2√5) is *
an irrational number
a rational number
both irrational and rational number
None of the above
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ANSWER 1 IS D.2
AND OF 10. IS B.A RATIONAL NUMBER