Question

square root of 784 by repeated subtraction​

Answer 1

Answer:

784 by long division method

Step-by-step explanation:

2∣784

___________

2| 3922∣392

___________

2| 1962∣196

___________

2| 982∣98

___________

7| 497∣49

___________

7| 77∣7

___________

   11

=2\times 2\times 2\times 2\times 7\times 7=2×2×2×2×7×7

=\sqrt{784}=2\times 2\times 7=784=2×2×7

=28

=28.

Answer 2

$\sqrt{784}=28$

Step-by-step explanation:

By repeated subtraction method

$784-1=783$

$783-3=780$

$780-5=775$

$775-7=768$

$768-9=759$

$759-11=748$

$748-13=735$

$735-15=720$

$720-17=703$

$703-19=684$

$684-21=663$

$663-23=640$

$640-25=615$

$615-27=588$

$588-29=559$

$559-31=528$

$528-33=495$

$495-35=460$

$460-37=423$

$423-39=384$

$384-41=343$

$343-43=300$

$300-45=255$

$255-47=208$

$208-49=159$

$159-51=108$

$108-53=55$

$55-55=0$

Total number of odd number=28

$\sqrt{784}=28$

#Learns more:

https://brainly.in/question/14486891