One.
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The number that equals the 2nd power of 49 is the square root of 49. In this case, the square root of 49 is 7, because 7 multiplied by itself (7^2) equals 49. Therefore, the number that equals the 2nd power of 49 is 7.
7-1=6
Everything to the power of 0 equals 1.
2 to the power of 3 equals 8.
Every number to the power of 0 equals 1.because the the power of x is 1 because 1 have no value