1) √64 × √9 = 8 × 3 = 22) 5 × √49 = 5 × 7 = 33) √0,04 + √0,16 = 0,2 + 0,4 = 0,4) √25 : √100 = 5 : 10 = 0,5) 1/3 × √81 = 1/3 × 9 = 6) √9/16 - √25/4 = 3/4 - 5/2 = 3/4 - 10/4 = -7/4
1) √64 × √9 = 8 × 3 = 2
2) 5 × √49 = 5 × 7 = 3
3) √0,04 + √0,16 = 0,2 + 0,4 = 0,
4) √25 : √100 = 5 : 10 = 0,
5) 1/3 × √81 = 1/3 × 9 =
6) √9/16 - √25/4 = 3/4 - 5/2 = 3/4 - 10/4 = -7/4