what should be multiplied to 2880 to make it a perfect square?

• Step 1== 288*10
  Step 2== 144*2*2*5
  Step 3== 12*12*2*2*5 if perfect square===12*12*2*2*5*5
  So answer is 5 we have to multiply it by 5 to make it as a perfect square.
• 9 years agoHelpfull: Yes(50) No(1)
• 5 as 12880=2*2*2*2*3*3*5
  after multiplying it by 5 we will get a perfect square
• 9 years agoHelpfull: Yes(9) No(2)
• As, 2880 = 2^6 X 3^2 X 5
  In order to make it a perfect square, all the powers of prime factors should be even.
  So, in 2880 powers of prime factors 2 and 3 are even while power of prime factor 5 is 1 i.e odd.
  To make it a perfect sq, we have to multiply 5
• 9 years agoHelpfull: Yes(6) No(0)
• 288*2=576
  10*10=100
  2880 *20=57600=(260)(260)
  ans 20
• 9 years agoHelpfull: Yes(5) No(10)
• 120*120=14400
  2880*5=14400
  
  ans=5
  
• 9 years agoHelpfull: Yes(4) No(1)
• ans-5
  
• 9 years agoHelpfull: Yes(3) No(0)
• 5 because factors of 2880 are 2*2*2*2*2*2*3*3*5
• 8 years agoHelpfull: Yes(2) No(0)
• perfect square means 2^2=4,3^2=9,4^2=16,5^2=10,6^2=36.. in our problem we have 2880 if u want make it perfect suare u have to multiply with 5 only.. bcz starting value is zero.. 2880*5 = 14400. its a perfect square of 120
• 9 years agoHelpfull: Yes(1) No(0)
• for this type of question just note - no end with 1,4,5,6,9,00 is perfect square
  so 28800 x 5 = 14400 which make last digits 00
  ans is 5
• 8 years agoHelpfull: Yes(1) No(0)
• it should be multiplied with 5 to make it a perfect square...
  as 2880=2^6*3^2*5
• 9 years agoHelpfull: Yes(0) No(0)
• Some time we have to solve question using option also. So i would suggest you to solve this problem using option.
  Another way is use 1,2,3 like wise and check what is the answer.
• 9 years agoHelpfull: Yes(0) No(0)
• 54*54=2916
  2926-2880=36
  
• 9 years agoHelpfull: Yes(0) No(0)
• Multiple with 2880 to make it perfect square
• 8 years agoHelpfull: Yes(0) No(0)
• 2, 2880×20=57600=240^2
• 7 years agoHelpfull: Yes(0) No(0)
• to make a number perfect square, the powers of prime factors must be even.
  as we can see that 2880=2^6 * 3^2 * 5^1
  here, power of 5 should be make even i.e. 5^2 so that 2880 can become perfect square. so,
  5*2880=14400
• 6 years agoHelpfull: Yes(0) No(0)