The Unit digit in the expression \left (55 ^{725}+ 73^{5810}+22^{853}\right ) is:

  • Option 1)

    4

  • Option 2)

    3

  • Option 3)

    6

  • Option 4)

    5

  • Option 5)

    0

Answers (1)

            \left (55 ^{725}+ 73^{5810}+22^{853}\right )

5^{725}+(3^{4})^{1452}.3^{2}+(2^{4})^{213}.2

5+9+6.2

5+9+2=6

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