Question

SD
quares ame
1) Which out of following are
not perfect squaues. givě reasons
as well
6) 643, li) 441 ,(iii) 7000
(iv) 8002 , (v) 2500
2) Write out of the following
whose square is even/odd.
6) 25 (i) 114 (1) 312
(iv) 40 (V) 343​

Answer 1

Answer:

1) i)643, iv)8002 are not perfect squares as perfect squares never end in 2,3,7 and 8.

ii)441, v)2500 are perfect squares.

iii)7000 is not a perfect square because it has odd number of zeros.

2) i)25, v)343. The square of these numbers are odd.

ii)114, iii)312, iv)40. The square of these numbers are even.

HOPE IT HELPS.