can you show me how to do this?

[tex]\sqrt{11}[/tex] is ≈3.32 and [tex]\sqrt{45}[/tex] ≈ 6.71. Look at the whole numbers, or integers, between 3 and 6. You will have 4 and 5. SInce we are looking for the sum of the integers, your sum will be 9. Hope this helped.