problem: square root mentally practice 1
calculate the square root mentally:
√9 = ± 3
√81 = ± 9
√100 = ± 10
√16 = ± 4
√25 = ± 5
√64 = ± 8
√36 = ± 6
√4 = ± 2
√49 = ± 7
√0 = 0
answer: square root mentally practice 1
calculate the square root mentally:
√9 = ± 3
√81 = ± 9
√100 = ± 10
√16 = ± 4
√25 = ± 5
√64 = ± 8
√36 = ± 6
√4 = ± 2
√49 = ± 7
√0 = 0