Question

3-5 x 5-2 x 272/3 62 x X(25)1/2 x(49)-1/2​

Answer 1

Answer:

Solution

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(i) 81

12=1

So, unit digit will be 1

(ii) 272

22=4

So, unit digit will be 4

(iii) 799

92=81

So, unit digit will be 1

(iv) 3853

32=9

So, unit digit will be 9

(v) 1234

42=16

So, unit digit will be 6

(vi) 26387

72=49

So, unit digit will be 9

(vii) 52698

82=64

So, unit digit will be 4

(viii) 99880

02=0

So, unit digit will be 0

(ix) 12796

62=36

So, unit digit will be 6

(x) 55555

52=25

So, unit digit will be 5