4^5^6^7^8^9^10 find unit digit

• guys first find out unit digit of4^5ie is 4 then
  4^6 unit digit its 6
  then 6^7^8^9^10=6 bcz 6 unit digit alway 6
• 9 years agoHelpfull: Yes(48) No(11)
• there no need of any kind of calculation as. 4^odd = 4
• 9 years agoHelpfull: Yes(14) No(10)
• 4
  unit digit
  
• 9 years agoHelpfull: Yes(5) No(7)
• 4;
  when 4^odd, unit digit= 4
• 9 years agoHelpfull: Yes(4) No(4)
• 4^5 is unit digit 4
  4^6 unit digit is 6
  6^ (anything) is always be 6
• 9 years agoHelpfull: Yes(4) No(3)
• 4^odd=4
  4^even=6
  so in the question power is in even so unit digit will be 6
• 9 years agoHelpfull: Yes(3) No(0)
• in thi que power is even ..plz calculate the power of 4 that is even then ans will be 6
  
• 9 years agoHelpfull: Yes(3) No(0)
• ans 4
  since 5 to any power is always an odd no.
  and cyclicity of 4 is 4,6,4,6 so ans is 4
• 9 years agoHelpfull: Yes(2) No(4)
• total 4^45 here 45 s odd so 4 ans
  
• 9 years agoHelpfull: Yes(1) No(3)
• ans is 4
  because 4^5,unit digit is 4
• 9 years agoHelpfull: Yes(1) No(2)
• =4^15120
  =Unit Digit=6
• 9 years agoHelpfull: Yes(1) No(0)
• ans is 6
  as for odd power 4 gives 4 in unt place and for even gives 6
  
• 9 years agoHelpfull: Yes(1) No(0)
• 5^anything --> will be 5
  4^odd is always 4
  4^5 will be 4 as 5 is odd
  therefore Answer is 4
• 9 years agoHelpfull: Yes(0) No(2)
• unit digit - 4^5=4
  unit digit -4^6=6
  unit digit -6^7=6
  unit digit -6^8=6
  unit digit -6^9=6
  unit digit -6^10=6
• 7 years agoHelpfull: Yes(0) No(0)
• 6 is the answer
• 5 years agoHelpfull: Yes(0) No(0)