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Evaluate\(\lfloor\sqrt{1}\rfloor + \lfloor\sqrt{2}\rfloor + \lfloor\sqrt{3}\rfloor + .... + \lfloor\sqrt{19}\rfloor\)

 Apr 7, 2020

Best Answer 

 #1
avatar+932 
+1

Floor function of sqrt 1= 1

Floor function of sqrt 2= 1

Floor function of sqrt 3= 1

Floor function of sqrt 4= 2

Floor function of sqrt 5= 2

Floor function of sqrt 6= 2

Floor function of sqrt 7= 2

Floor function of sqrt 8= 2

...

Floor function of sqrt 19= 4

 

3 * 1+ 5 * 2+ 7 * 3+ 4 * 4=50.

 

Hope it helps!

 Apr 7, 2020
 #1
avatar+932 
+1
Best Answer

Floor function of sqrt 1= 1

Floor function of sqrt 2= 1

Floor function of sqrt 3= 1

Floor function of sqrt 4= 2

Floor function of sqrt 5= 2

Floor function of sqrt 6= 2

Floor function of sqrt 7= 2

Floor function of sqrt 8= 2

...

Floor function of sqrt 19= 4

 

3 * 1+ 5 * 2+ 7 * 3+ 4 * 4=50.

 

Hope it helps!

HELPMEEEEEEEEEEEEE Apr 7, 2020

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