7 for 49 and 8 for 64
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4 square root of 7
The cube root of 512 is 8, the square root of 64 is 8, and the cube root of 343 is 7. Therefore, the expression simplifies to 8 divided by 8 times 7, which equals 7.
It could be: 7/8 times 7/18 = 49/144 and its square root is 7/12
The square root of minus 8 is equal to the square root of 8 times the square root of minus 1, or 2.8284i.
That is because 1x1=1 and to be a square root, a number times the same number, it will be a square root of that number*. *Example 8 times the same number (8) will be 64 and 8 will be the square root of 64.