Question

Which is greater a=✓7-✓5 and b=
✓13-✓11

Answer 1

√7= 2.646
√5= 2.236
Therefore, a= √7-√5= 2.646- 2.236= 0.41

√13= 3.606
√11= 3.317
Therefore b= √13-√11= 3.606-3.317= 0.289
0.41>0.289
Therefore a>b
Hope it helps....