Question

The square of which of the following number would be an odd /even number ? a.245. b.1346. c.2190. d.1413. e.122​

Answer 1

Answer:

a.245 , odd

b.1346, even

c.2190, even

d.1413, odd

e.122​, even

Step-by-step explanation:

To check square of a number even/odd, just find of square ones digital only as follows:

a.245 , (5) ^2=25, odd

b.1346, (6) ^2= 36, even

c.2190, 0^2=0 , even

d.1413, , 3^2= 9, odd

e.122​, 2^2= 4, even