1) Which one of the following is a Perfect Square? a) 186 b) 28 c) 159 d) 289 2) Which one of the Following is Correct Statement? a) A perfect sq. always ends with odd no. of zeroes.  b) A perfect sq.of odd no. is not always odd c) A perfect square of even no. is always even

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?