plz tell how to find the sq.root of  a number.

 

  • 1

By prime  factor method:-  STEPS ARE:-

  • CARRY OUT THE PRIME FACTORISATION OF THE NUMBER
  • MAKE PAIRS OF EQUAL PRIME FACTORS
  • TAKE ONE FACTOR FROM EACH PAIR N MULTIPLY THEM. THE PRODUCT IZ THE REQUIRED SQ. ROOT 

e.g iz  625= 5*5*5*5= (5*5) * (5*5):-  sq..root of 625= 5*5=25

  • 0

 BY DIVISION METHOD:- 

  1.  4  4  2  2  4
  ----------------------
_ 3/ 3.000 000 000 000 000
/  1 = 300×(02)×1+30×0×(12)+13
  -
  2 000
  1 744 = 300×(12)×4+30×1×(42)+43
  -----
  256 000
  241 984 = 300×(142)×4+30×14×(42)+43
  -------
  14 016 000
  12 458 888 = 300×(1442)×2+30×144×(22)+23
  ----------
  1 557 112 000
  1 247 791 448 = 300×(14422)×2+30×1442×(22)+23
  -------------
  309 320 552 000
  249 599 823 424 = 300×(144222)×4+30×14422×(42)+43
  ---------------
  59 720 728 576
 

  • 0

wats written its not clear,plz exp by long divison method

  • 0
What are you looking for?