Which the biggest number ??

Algebra Level 2

If a = 4 a = 4 , b = 19 b = \sqrt{19} , and c = 7 + 3 c = \sqrt{7} + \sqrt{3} . Which of the following statements are true ?

a < c < b a < c < b a < b < c a < b < c b < c < a b < c < a c < b < a c < b < a

Irvan Ary Maulana Nugroho by Irvan Ary Maulana Nugroho , 20

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1 solution

Mina Numan
Oct 18, 2014

by squaring all a, b and c ... then a²=16 ...... b²=19 ........ c²=10+2√21 so the answer is a<b<c

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