Answer:
72
Step-by-step explanation:
because 9x9 is equal to 81, 8x8=64, and 7x7=49 so 72 is not a perfect square because 8x9 is 72
√81 = ±9
√64 = ±8
√49 = ±7
√72 = ±6√2
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Answers & Comments
Answer:
72
Step-by-step explanation:
because 9x9 is equal to 81, 8x8=64, and 7x7=49 so 72 is not a perfect square because 8x9 is 72
Answer:
72
Step-by-step explanation:
√81 = ±9
√64 = ±8
√49 = ±7
√72 = ±6√2